Answer:
132 minutes
Step-by-step explanation:
1 hour is 60 minutes
2 hours=120
1/5 of an hour you divide 60 by 5 and get 12
1/5 of an hour is 12 minutes
120+12=132
Walter is planning a trip to morocco. he is trying to decide which cities he would like to visit while he is there. the table below shows some possible cities walter could visit, along with the amount of money he expects to spend on food, lodging, travel, and similar expenses for each city. all prices are given in moroccan dirham (mad). city cost (mad) tangier 610 casablanca 466 agadir 950 rabat 927 oujda 683 fes 478 marrakech 965 kenitra 778 walter’s original itinerary included trips to marrakech, fes, kenitra, and oujda, but because he only has a budget of mad 2,500, he must alter his plans to be more affordable. which of the following itinerary changes will allow walter to stay within his budget? (consider each option individually, rather than as a group.) i. replace kenitra with tangier and oujda with casablanca. ii. drop fes. iii. replace marrakech with casablanca. a. i and ii b. ii and iii c. iii only d. none of these will put walter under budget.
Walter can stay within his budget by dropping Fes (option ii).
Walter's original itinerary includes trips to Marrakech, Fes, Kenitra, and Oujda, which will cost him a total of 478 + 478 + 778 + 683 = MAD 2,417. This exceeds his budget of MAD 2,500.
Option i suggests replacing Kenitra with Tangier and Oujda with Casablanca, which will cost a total of 610 + 466 + 610 + 466 = MAD 2,152. However, this still exceeds Walter's budget.
Option iii suggests replacing Marrakech with Casablanca, which will cost a total of 965 + 466 + 778 + 683 = MAD 2,892, which is over Walter's budget.
Therefore, the only option that allows Walter to stay within his budget is to drop Fes from his itinerary, which will cost a total of 478 + 778 + 683 = MAD 1,939. This is well within his budget of MAD 2,500. So optio 2 is correct.
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Explain how you found the equation that represents Aunt
Andrea's decorating plans from the table.
NO SAMPLE ANSWERS
Answer:
The number of balloons varies directly with the number of tables. The two variables are directly proportional. The relationship of balloons to tables is the ratio 5:1, where 5 is the constant of variation. Use the equation y = kx, where k is the constant of variation resulting in the equation y = 5x.
Step-by-step explanation:
i just did it
Answer:
Step-by-step explanation:
The number of balloons varies directly with the number of tables. The two variables are directly proportional. The relationship of balloons to tables is the ratio 5:1, where 5 is the constant of variation. Use the
When 21 is subtracted from the square of a number, the result is 4 times the number.
Find the positive solution.
Answer:
7
Step-by-step explanation:
7^2 =49
49 -21 =28
28÷7 = 4
8-3 study guide and intervention special right triangles
Properties of Special right angled triangle,
a) If the leg of a 45°-45°-90° right triangle is x units, then the length of hypotenuse is x√2 units.
b) If a 30°-60°-90° right triangle the hypotenuse is twice the shorter leg, then longer leg is √3 times the shorter leg.
We have to discuss properties of special Right Triangles :
a) Properties of 45°-45°-90° Triangles : The sides of a 45°-45°-90° right triangle have a special relationship.
Example 1: If the leg of a 45°-45°-90° right triangle is x units, show that the hypotenuse is x√2 units.
Using the Pythagorean Theorem with
a = b = x, then c² = a² + b²
=> c² = x² + x²
=> c² = 2x²
=> c = √2x²
=> c = x√2
Thus, hypotenuse is x√2 units.
b) The sides of a 30°-60°-90° right triangle also have a special relationship.
Example 1: In a 30°-60°-90° right triangle the hypotenuse is twice the shorter leg. Show that the longer leg is √3 times the shorter leg.
∆MNQ is a 30°-60°-90° right triangle, and the length of the hypotenuse MN is two times the length of the shorter side NQ. Use the Pythagorean Theorem, c² = a²+ b²
let length of shorter side of ∆MNQ, NQ= x units, so, length of hypotenuse,MN = 2x
=> MN² = NQ² + MQ²
=> MQ² = MN² - NQ²
=> MQ² = (2x)² - x²
=> MQ² = 4x² - x² = 3x²
=> MQ = √3x²
=> MQ = √3 x = √3 NQ
So, longer side of right angled triangle is √3 times the short side.
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Complete question:
8-3 study guide and intervention special right triangles
a) Properties of 45°-45°-90° Triangles
b) Properties of 30°-60°-90° Triangles
Need help please thanks!
Answer:
Step-by-step explanation:
<B = 360 - <A
<B = 360 - 170
<B = 190
There are two angles present, depending on which way you look at it. One is larger than 180 (the one we found) and the other is slightly less than 180 (the one you gave us).
A resting heart rate for men on a chart say 62-65 beats per minute puts men in the good category of scott counted 238 heart beats in 3 1/2 minutes does his heart rate fall into the good category
A ball is launched straight up in the air from a height of 6 feet. its velocity (feet/second) t seconds after launch is given by f(t)=−32t+284 The height of the ball 8 seconds after launch is feet. (Round answer to nearest tenth)
The height of the ball 8 seconds after launch is approximately 1254 feet (rounded to the nearest tenth).
To find the height of the ball 8 seconds after launch we need to use the given velocity function f(t) = -32t + 284.
The height function can be obtained by integrating the velocity function with respect to time:
h(t) = ∫[f(t)] dt = ∫[-32t + 284] dt
Integrating -32t gives us\(-16t^2,\) and integrating 284 gives us 284t. Adding the constants of integration, we have:
\(h(t) = -16t^2 + 284t + C\)
To determine the value of the constant C, we can use the initial condition that the ball is launched from a height of 6 feet when t = 0:
\(h(0) = -16(0)^2 + 284(0) + C\)
6 = C
Therefore, C = 6, and the height function becomes:
\(h(t) = -16t^2 + 284t + 6\)
To find the height of the ball 8 seconds after launch, we substitute t = 8 into the height function:
\(h(8) = -16(8)^2 + 284(8) + 6\)
= -1024 + 2272 + 6
= 1254
Therefore, the height of the ball 8 seconds after launch is approximately 1254 feet.
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Alissa would like to make a deposit into her savings account. she filled out a deposit ticket and handed it to the teller at her bank. the teller apologizes to alissa and explains that she cannot accept the deposit ticket in its current form. determine what, if anything, alissa will have to change in order for her deposit ticket to be accepted. a deposit ticket. the amount deposited is 899 dollars and 86 cents and she is taking 260 dollars out as cash. the total on the slip is 629 dollars and 86 cents. a. the sub total is calculated incorrectly b. alissa forgot to sign the deposit ticket for less cash back c. the total is calculated incorrectly d. alissa forgot to date the deposit ticket please select the best answer from the choices provided a b c d
Alisa should either fill out a new ticket or write the correct amount and append her signature beside it.
What is a deposit ticket?A deposit ticket is a little paper where you are required to fill in the details of the deposit that you seek to make into your savings account. All information in the ticket ought to be filled accurately.
The teller may have declined to receive the ticket due to incorrect total amount filled on the ticket. Alisa should either fill out a new ticket or write the correct amount and append her signature beside it.
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Answer:
a. the subtotal is calculated incorrectly
Step-by-step explanation:
I'm good at math ;)
It took 3.5 hours for a train to travel the distance between two cities at a velocity 120 km/hr. How many miles lie between the two cities?
Section 3: Analysis of the Combined Functions: Q3 (20 marks): What do you notice about the original functions and how the combined functions change. Discuss your observation in terms of domain and ranges of the original functions and the combined functions. You could also look at transformation (horizontal translation h and vertical translation v ) in the original functions and the results in the combined function. Also consider discussing the general shapes of the functions and whether the combined function retains or loses the general shape of the original function..
When analyzing the combined functions, it is important to consider their effects on the domain, range, transformations, and general shape of the original functions.
Regarding the domain and range, it depends on the specific operations performed on the original functions. If the operations do not introduce any restrictions or exclusions, the combined function's domain and range will remain the same as the original functions. However, if there are operations that limit the inputs or outputs, the domain and range of the combined function may differ from those of the original functions.
In terms of transformations, combining functions can involve horizontal and vertical translations. Horizontal translations (h) shift the functions left or right, while vertical translations (v) shift the functions up or down. These transformations affect the position of the functions' graphs. The combined function will inherit these transformations from the original functions, meaning that the translations applied to the individual functions will also apply to the combined function.
The general shape of the combined function is determined by the operations performed on the original functions. If the operations maintain the key characteristics of the original functions, such as their concavity, increasing or decreasing nature, or asymptotic behavior, the combined function will retain the general shape. However, if the operations significantly alter these characteristics, the combined function may deviate from the original shape.
In conclusion, when combining functions, the domain and range of the combined function can either remain the same as the original functions or change depending on the operations involved. The transformations, such as horizontal and vertical translations, applied to the individual functions will be inherited by the combined function. The general shape of the combined function will depend on whether the operations preserve or alter the key characteristics of the original functions.
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Find the Area of the Trapezoid
Area:-
1/2(Sum of parallel sides) (Height)1/2(2+5)(3)1/2(21)10.5units°2Answer:
\(A=\boxed{10.5}\; \;\rm sq. \; un.\)
Step-by-step explanation:
Area of a Trapezoid
\(\boxed{A=\dfrac{1}{2}(a+b)h}\)
where:
a and b are the bases of the trapezoid (the parallel sides).h is the height of the trapezoid (perpendicular to the bases).From inspection of the given diagram:
a = SK = 2 unitsb = OC = 5 unitsh = OS = 3 unitsSubstitute the found values into the formula and solve for A:
\(\implies A=\dfrac{1}{2}(2+5)(3)\)
\(\implies A=\dfrac{1}{2}(7)(3)\)
\(\implies A=\dfrac{7}{2}(3)\)
\(\implies A=\dfrac{21}{2}\)
\(\implies A=10.5\; \;\rm sq. \; un.\)
Macy’s was offering a Memorial Day sale. The price of a shirt is now $21.25. The original price was $25. What is the percent of change from the original to the sale price?
Answer:
The original price drops by 15%.
Step-by-step explanation:
What was the drop in price? To answer that, subtract $21.25 from $25, which results in $3.75.
Now compare $3.75 to the original price, $25, through division, as follows:
$3.75
-------------- * 100% = 15%
$25
The original price drops by 15%.
Write the following phrase as an expression. "7 more than n"
Answer:
7+n
Step-by-step explanation:
More indicates that we are adding an amount to n.
So since it is 7 more, we need to add 7 to n.
Note that an expression does not include an equal sign, so we are done.
Other commonly seen phrases are:
less than -> indicates subtraction
product of -> indicates multiplication
divided by -> division
Consider the system of linear equations. =9.0 x y=9.0 0.50 0.20=3.00 0.50x 0.20y=3.00 find the values of x and y
The values of x and y in the given system of equations are x = 4.00 and y = 5.00. These values are obtained by solving the system using the method of substitution.
The given system of linear equations is:
0.50x + 0.20y = 3.00 ...(Equation 1)
x + y = 9.00 ...(Equation 2)
To solve this system of equations, we can use the method of substitution or elimination. Let's solve it using the method of substitution:
From Equation 2, we can express x in terms of y:
x = 9.00 - y
Substituting this expression for x in Equation 1, we have:
0.50(9.00 - y) + 0.20y = 3.00
Expanding and simplifying:
4.50 - 0.50y + 0.20y = 3.00
-0.30y = -1.50
Dividing both sides by -0.30:
y = -1.50 / -0.30
y = 5.00
Now, substitute this value of y back into Equation 2 to find x:
x + 5.00 = 9.00
x = 9.00 - 5.00
x = 4.00
Therefore, the values of x and y in the given system of equations are x = 4.00 and y = 5.00.
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A polygon has vertices A(3,3), B(3,6) , and C(9,3). Find the area of the polygon
The area of the given polygon is 9 square units.
To find the area of the polygon with vertices A(3,3), B(3,6), and C(9,3), we can use the formula for the area of a triangle. Since the given points form a triangle, we can calculate the area of this triangle and consider it as the area of the polygon.
First, we need to find the base and height of the triangle. The base can be determined as the distance between points A and C, which is the horizontal distance between their x-coordinates. In this case, the base is 9 - 3 = 6 units.
Next, we find the height of the triangle, which is the vertical distance between point B and the line formed by points A and C. In this case, the height is the difference between the y-coordinate of point B and the y-coordinate of point A, which is 6 - 3 = 3 units.
Now, we can calculate the area of the triangle using the formula:
Area = (base * height) / 2
Area = (6 * 3) / 2 = 9 square units
Therefore, the area of the given polygon is 9 square units.
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Find the volume please, worth 20 pts I need answers asap:')
suppose v is a nonzero position vector in xyz-space. how many position vectors with length 2 in xyz-space are orthogonal to v? a. 2 b. 1 c.4 d. infinitely many
Infinitely many position vectors with length 2 in xyz-space are orthogonal to the nonzero position vector v. (D)
A position vector in xyz-space is a vector that starts at the origin and ends at a point in xyz-space. The length of a position vector is the distance from the origin to the point it ends at.
If we want to find position vectors with length 2 that are orthogonal (perpendicular) to a given nonzero position vector v, we can use the dot product.
Let w be a position vector with length 2 that is orthogonal to v. Then, the dot product of v and w must be zero, since they are orthogonal. That is, v · w = 0. Since the length of w is 2, we can write w as 2u for some unit vector u. Thus, v · w = v · (2u) = 2(v · u) = 0.
This means that v and u are orthogonal as well, since the dot product of two vectors is zero if and only if they are orthogonal.
There are infinitely many unit vectors u that are orthogonal to v, and therefore, there are infinitely many position vectors with length 2 that are orthogonal to v. Therefore, the answer is (d) infinitely many.
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Predicting compositions of independent events. Suppose you roll a die three times. (a) What is the probability of getting a total of two 5's from all three rolls of the dice? (b) What is the probability of getting a total of at least two 5's from all three rolls of the die?
The answers are (a) probability of getting a total of two 5's, which is approximately 0.0463, or 4.63% and (b) probability of getting two 5's gives us the overall probability of getting at least two 5's, which is approximately 0.0510, or 5.10%.
To predict the compositions of independent events, we need to consider the probability of each event happening and then multiply them together. In this case, we are rolling a die three times, and each roll is independent of the others. a) The probability of rolling a 5 on any one roll of a fair die is 1/6. To get a total of two 5's from all three rolls, we need to consider the different ways this can happen. We could roll a 5 on the first and second rolls, or on the first and third rolls, or on the second and third rolls. The probability of each of these scenarios is (1/6) x (1/6) x (5/6) (for the first and second rolls), (1/6) x (5/6) x (1/6) (for the first and third rolls), and (5/6) x (1/6) x (1/6) (for the second and third rolls), respectively. Adding these probabilities together gives us the overall probability of getting a total of two 5's, which is approximately 0.0463, or 4.63%.b) To get a total of at least two 5's, we need to consider the scenarios where we get two 5's or three 5's. We have already calculated the probability of getting two 5's, so now we just need to calculate the probability of getting three 5's. The probability of rolling a 5 on any one roll is 1/6, so the probability of rolling three 5's in a row is (1/6) x (1/6) x (1/6), or approximately 0.0046, or 0.46%. Adding this to the probability of getting two 5's gives us the overall probability of getting at least two 5's, which is approximately 0.0510, or 5.10%.For more such question on probability
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What does the "Explain" step of this part of the problem solving approach? A. The "Explain" step is to double check each step to avoid carrying errors through to the end of the solution B. The "Explain" step is to identify what information is given and what needs to be determined C. The "Explain" step is to ensure that the result is reasonable D. The "Explain" step is to constantly reevaluate the solution.
The "Explain" step of this part of the problem solving approach is option C. The "Explain" step is to ensure that the result is reasonable.
What is the term "Explain"In this particular step, the solution is examined critically to ascertain its relevance in the given problem scenario. This aids in detecting possible mistakes, assessing the practicality of the resolution, and guaranteeing that the solution matches the needs of the given problem.
The "Explain" step validates the solution, ensuring accuracy and reliability by reviewing each step. During "Explain", ensure accuracy of solution by identifying errors/mistakes in calculations, formulas or methods used.
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-16>x divided by 2
Solve for x.
Answer:
x < -32
Step-by-step explanation:
20 POINTS!
Multiply the polynomials.
(x – 7)(x2 + 3x – 3)
Group of answer choices:
A. x3 – 7x2 – 3x + 21
B. x3 – 7x2 – 24x + 21
C. x3 – 4x2 – 24x + 21
D. x3 – 4x2 – 3x + 21?
Answer:
C. \(x^{3}\) - 4\(x^{3}\) - 24x + 21
Step-by-step explanation:
(x - 7)(\(x^{2}\) + 3x - 3)
x(\(x^{2}\) + 3x - 3) + -7(\(x^{2}\) + 3x - 3)
(\(x^{3}\) + 3\(x^{2}\) - 3x) + (-7\(x^{2}\) + -21x + 21)
\(x^{3}\) - 4\(x^{3}\) - 24x + 21
1.50x + 2 = 2x How do you find the answer
Answer:
2x+4
Step-by-step explanation:
that is your answer
what is the equation of y=x^3 with the given transformations
Each transformation affects the shape and position of the graph. It is important to carefully consider the order of the transformations and their impact on the equation.
1. Horizontal Shift (c):
If there is a horizontal shift, the equation becomes y = (x - c)^3.
For example, if there is a shift of 2 units to the right, the equation would be y = (x - 2)^3.
2. Vertical Shift (d):
If there is a vertical shift, the equation becomes y = x^3 + d.
For example, if there is a shift of 3 units upwards, the equation would be y = x^3 + 3.
3. Vertical Stretch (a):
If there is a vertical stretch or compression, the equation becomes y = a * x^3.
For example, if there is a vertical stretch by a factor of 2, the equation would be y = 2 * x^3.
4. Reflection (along the x-axis):
If there is a reflection along the x-axis, the equation becomes y = -x^3.
This flips the graph of the original function upside down.
5. Reflection (along the y-axis):
If there is a reflection along the y-axis, the equation becomes y = (-x)^3.
This mirrors the graph of the original function.
6. Combined Transformations:
If there are multiple transformations, we can apply them in the order they are given. For example, if there is a vertical stretch by a factor of 2 and a horizontal shift of 3 units to the right, the equation would be y = 2 * (x - 3)^3.
Remember, each transformation affects the shape and position of the graph. It is important to carefully consider the order of the transformations and their impact on the equation.
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guy pls help me!!!!!
Please answer this question
Answer:
x=9
y=-5
Or
(9,-5)
Step-by-step explanation:
-x+y=-14
+x. +x
y=x-14
2x-3(x-14)=33
2x-3x+42=33
-x+42=33
-42. -42
-x=-9
/-1. /-1
x=9
-(9)+y=-14
+9. +9
y=-5
Hopes this helps please mark brainliest
Which sentence is punctuated correctly? The students line up in the afternoon to wait for the buses to arrive. The students, line up in the afternoon, to wait for the buses to arrive. The students line up in the afternoon to wait for the buses to arrive. The students line up in the afternoon, to wait for the buses to arrive.
Answer:
the answer is c
Step-by-step explanation:
The correctly punctuated sentence is "The students line up in the afternoon to wait for the buses to arrive."
What are punctuation marks?Punctuation is the use of proper spacing and punctuation marks to enchance the readability and understanding of a text.
Types of punctuation marks:
period comma colon semicolon question mark exclamation point dash hyphen parentheses brackets apostrophe quotation marks ellipsis.The rules of using a comma in a sentence:
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In the context of group diversity, the _____ is data driven, supplies necessary information, and adheres to high performance standards.
In context of "group-diversity", a contributor is "data-driven", supplies the "necessary-information", and adheres to the high "performance-standards".
They actively contribute to the group's goals and objectives, bringing their expertise, skills, and knowledge to the table. A contributor may provide valuable insights and data-driven analysis regarding diversity-related matters, helping the group make informed decisions and take appropriate actions.
They are committed to achieving high performance standards and consistently deliver quality work. In the context of diversity, a contributor may actively participate in promoting inclusivity, supporting diverse perspectives, and advocating for equal opportunities within the group or organization.
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when the function f(x)=3(5^x) is written in the form f(x)=3e^kx
When the function f(x) =\(3(5^x)\) is written in the form .Answer is f(x) = \(3(e^_(ln 5))^ _(1/x)f(x)\)
= \(3*5^ (1/x)\)
When the function f(x) =\(3(5^x)\) is written in the form
f(x) = \(3e^_kx\). It is said that the function has been written in exponential form.
A function is a relation that specifies a single output for each input. For example, f(x) = x + 2 is a function that assigns to every value of x, the corresponding value of x + 2.f(x) :
A function is usually denoted by 'f' and is followed by a bracket containing the variable or the independent quantity, i.e., x. Thus f(x) represents a function of x.
Example: f(x) = 2x + 1
The form is the structure or organization of the function in terms of its function rule. The function rule describes the relationship between the input (independent variable) and the output (dependent variable).
Exponential Form: A function f(x) is written in exponential form if it can be expressed as \(f(x) = ab^x\), where a, b are constants and b > 0, b ≠ 1. For example, f(x) =\(2*3^x\) is written in exponential form.
f(x) = \(3(5^x)\)
To write this function in exponential form, we need to express it in the form f(x) = \(ab^x\), where 'a' is a constant and 'b' is a positive number. Here, 'a' is 3 and 'b' is 5, so the exponential form of the function is:
f(x) =\(3(5^x)\)
= \(3e^_(kx)\)
Comparing both the equations, we can write that b = \(e^k\) and
5 =\(e^(kx)\).
Now, we have to solve for the value of k.
To solve for k, take natural logarithm on both sides.
Therefore:ln 5 =\(ln (e^_(kx))\)
Using the property of logarithms that ln(e^x) = x, we can write it as:
ln 5 = kx ln e
So, we can write it as:ln 5 = kx * 1Since ln(e)
= 1,
we can write that:k = ln 5 / x
Hence, the exponential form of the function is:
f(x) =\(3e^_(ln 5 / x)\)
which can be further simplified to:
f(x) =\(3(e^_(ln 5))^_ (1/x)f(x)\)
=\(3*5^ _(1/x)\)
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In a class of 29 students, 19 are female and 14 have an A in the class. There are 8 students who are male and do not have an A in the class. What is t
If In a class of 29 students, 19 are female and 14 have an A in the class then 2 male students have an A in the class.
We can calculate the number of students who are male and have an A in the class by subtracting the given values from the total number of students.
Total students = 29
Female students = 19
Male students = Total students - Female students = 29 - 19 = 10
Students with an A = 14
Male students without an A = 8
To calculate the number of male students with an A, we subtract the number of male students without an A from the total number of male students.
Male students with an A = Male students - Male students without an A = 10 - 8 = 2
Therefore, there are 2 male students who have an A in the class.
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Find the value of k given that both points lie on a line passing through the origin.
(k,−24) and (5,40)
PLEASE HELP ASAP if you do thank u and have a blessed day
Answer:
\(k=-3\)
Step-by-step explanation:
Since the line passes through the origin, it must be a proportional/direct variation equation.
Direct variation equations have the form:
\(y=ax\)
Where a is the constant of proportionality.
Let’s solve for a. We know that when x=5, y=40. So:
\(40=5a\)
Divide both sides by 5:
\(a=8\)
Therefore, our equation is:
\(y=8x\)
We want to find the value of k such that y=-24. So, subsitute -24 for y and k for x:
\(-24=8k\)
Divide both sides by 8:
\(k=-3\)
Hence, the value of k is -3.