In one evening jake spent 4 hours doing homework eating dinner and playing basketball .he spent 30 mins eating dinner ,1 hour playing basketball and the rest of the time doing homework . Of the time he spent doing homework he spent 1/6 on Spanish 1/4 on math homework and 1/4 on science homework and 1/3 on history homework
How many minutes did it take for jake to do his Spanish homework?
( 10 points )
Answers
Answer:
It has taken Jake about 40 minutes to finish his Spanish homework.Step-by-step explanation:
We know that:
Homework = 4 hours = Spanish + Math + Science + HistorySpanish = 4 hours x 1/6Math = 4 hours x 1/4Science = 4 hours x 1/4History = 4 hours x 1/3Work:
Spanish = 4 hours x 1/6=> 2 hours x 1/3=> 2/3 hour=> 2/3 x 60 minutes=> 40 minutesHence, it has taken Jake about 40 minutes to finish his Spanish homework.
Related Questions
HELP BY 7:55 PLS ASAP
Answers
Answer:
Step-by-step explanation:
Its AAS
two angle and the side is the middle line they connect by !
1/2(-2x -10) > 3(4 -6x)
Answers
Answer:
x>1
Step-by-step explanation:
\(\frac{1}{2}\) × (-2x - 10) > 3(4-6x)
-2x - 10 > 6(4-6x)
-2x - 10 > 24 - 36x
-2x + 36x > 24 + 10
34x > 34
x>1
Answer:
10 > -6x
Step-by-step explanation:
1/2(-2 x -10) > 3(4 - 6)
PEMDAS
do the work in the parentheses:
1/2(20) > 3(-2)
multiply (you multiply when a number is next to parentheses fyi):
1/2 x 20 = 10, 3 x -2 = -6
answer: 10 > -6x
Help please.
Tony and Edwin each built a rectangular garden. Tony’s garden is half as long and 6 times as wide as Edwin’s garden. If the area of Edwin’s garden is 400 square feet, what is the area of Tony’s garden?
Answers
Answer:
1200 ft²
Step-by-step explanation:
Let's say that Edwin's garden was 400 feet long and 1 foot wide.
If Tony's garden is half as long and 6 times as wide, then we need to divide 400 in half and multiply 1 by 6 to get the dimensions of Tony's garden.
400/2 = 200 ft
1 × 6 = 6 ft
Area of Tony's Garden = 6 x 200 = 1200 ft²
Find the surface area of the figure. Hint: the surface area from the missing prism inside the prism must be ADDED!
Answers
To find the surface area of the figure, we need to consider the individual surfaces and add them together.
First, let's identify the surfaces of the figure:
The lateral surface area of the larger prism (excluding the base)
The two bases of the larger prism
The lateral surface area of the smaller prism (excluding the base)
The two bases of the smaller prism
The lateral surface area of a prism is given by the formula: perimeter of the base multiplied by the height.
The bases of the prisms are rectangles, so their areas can be calculated by multiplying the length by the width.
To find the missing prism's surface area, we need to consider that it is a smaller prism nested inside the larger prism. The lateral surface area and bases of the missing prism should also be included.
Once we have calculated the individual surface areas, we add them together to find the total surface area of the figure.
Without specific measurements or dimensions of the figure, it is not possible to provide a numerical answer. Please provide the necessary measurements or dimensions to calculate the surface area.
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I don't understand Division. Can you help?
Answers
Answer:
It's a bit hard to explain, in my opinion. but I'll give it a go. Lets say you have 10 full pizzas, and you want to split it upon 5 people. Now 5 2 slices is 10, like 5x2 so basically, it's kind of like backwards multiplying. if that makes sense. Think of it like this. if you see something like 14 ÷ 2, think of what number times 2 would be 14. 7, exactly. So Just write the number thats missing. Thats how i like to think of it. What number is missing.
Step-by-step explanation:
Sorry if this doesnt make sense and sorry if you dont understand.
I just started 6th grade so im not sure if i had the right idea in my noggin
i hope this helps!!
another example
you have 15 apples you give 3 family each 5 apples that would be 15divided by 3 =5
i really hope this helps! thanks!
select the δh values associated with the dissolution of lithium chloride that are exothermic
Answers
The ΔH values associated with the dissolution of lithium chloride that are exothermic involve the release of heat energy. When a substance dissolves in a solvent, it can either release heat (exothermic) or absorb heat (endothermic).
Here are the steps to determine if the dissolution of lithium chloride is exothermic:
1. Look for the chemical equation that represents the dissolution of lithium chloride. In this case, it would be:
LiCl(s) → Li+(aq) + Cl-(aq)
2. Examine the enthalpy change (ΔH) associated with this chemical equation. If the ΔH value is negative, it indicates an exothermic process, meaning that heat is released during the dissolution. If the ΔH value is positive, it indicates an endothermic process, meaning that heat is absorbed during the dissolution.
So, to identify the exothermic ΔH values associated with the dissolution of lithium chloride, you need to find experiments or reliable sources that provide the enthalpy change values for this reaction.
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The points on a parabola where the graph changes from increasing to decreasing
Answers
The turning point of a parabola, also called the vertex, is the point on the parabola where the graph changes from increasing to decreasing, or from decreasing to increasing.
What is parabola?
A parabola may be a formed plane curve wherever any point is at an equal distance from a fixed point (known because the focus) and from a fixed line that is known because the directrix.
Main BODY:
When a graph is rising from left to right, we say that it is increasing. When a graph is falling from left to right, we say that it is decreasing. The points at which this trend changes in a graph are called the turning points of the graph. Since a parabola has the shape of a U or an upside down U, it has exactly one turning point, which we can identify using the following facts:
If a parabola is in the shape of a U, then the turning point is a minimum point, or where the parabola changes from decreasing to increasing.If a parabola is in the shape of an upside down U, then the turning point is a maximum point, or where the parabola changes from increasing to decreasing.Hence ,The turning point of a parabola is called the vertex.
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A real estate agent earns a 2% commission on each home that he sells. What is his commission if he sells a home worth $1,000,000?
Answers
=2/100*$1,000,000
=$20,000
______ of a right triangle is always the side opposite the right angle
Answers
hypotenuse of a right triangle is always the side opposite the right angle.
In geometry, a right triangle is a type of triangle that contains one angle measuring 90 degrees, known as the right angle. Right triangles have several distinguishing properties, and one of the fundamental concepts associated with them is the identification of the sides relative to the right angle. In this detailed explanation, we will explore the term that describes the specific side of a right triangle that is always opposite the right angle.
In a right triangle, there are three sides: the hypotenuse, the adjacent side, and the opposite side. The hypotenuse is the side opposite the right angle and is the longest side of the triangle. The adjacent side is the side that forms the right angle with the hypotenuse, while the opposite side is the side that is opposite the right angle. The term that refers to the side of a right triangle that is always opposite the right angle is the "hypotenuse."
To better understand the concept, let's consider the Pythagorean theorem, which is a fundamental relationship in right triangles. The Pythagorean theorem states that in any right triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides. Mathematically, it can be expressed as:
\(c^2 = a^2 + b^2\)
In this equation, "c" represents the length of the hypotenuse, while "a" and "b" represent the lengths of the other two sides (adjacent and opposite). By rearranging the equation, we can solve for the hypotenuse (c):
\(c = \sqrt(a^2 + b^2)\)
From this equation, we can see that the hypotenuse is determined by the lengths of the other two sides of the right triangle. The relationship expressed by the Pythagorean theorem highlights the importance of the hypotenuse in determining the overall shape and size of the right triangle.
Furthermore, the hypotenuse is significant because it provides the longest side of the right triangle. Its length directly influences the triangle's shape and can be used to calculate various properties, such as the triangle's area or the lengths of the other sides.
In trigonometry, the hypotenuse is also crucial for defining trigonometric ratios, such as sine, cosine, and tangent, which are used to establish relationships between the sides and angles of a right triangle.
In conclusion, the side of a right triangle that is always opposite the right angle is called the "hypotenuse." It is the longest side of the triangle and is directly related to the lengths of the other two sides through the Pythagorean theorem. Understanding the concept of the hypotenuse is essential for working with right triangles, as it plays a fundamental role in determining the triangle's properties, shape, and trigonometric relationships.
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Lennon has a checking account. He withdrew $130 from an ATM Tuesday. Wednesday he deposited $240. Friday he wrote a check for $56. What was the total change in Lennon’s account?
Answers
Answer:
Step-by-step explanation:
0 - 130 = -130
-130+240 = 110
240 - 56 = 184
The change is 184 dollars
Please help me I am stressed it is ratio tables
Answers
Answer:
1.
1/2/3/4/5/32
3/6/9/12/15/96
2.
1/2/3/4/5/12
8/16/24/32/96
3.
2/4/6/8/10/12
3/6/9/12/15/18
Step-by-step explanation:
ratios are basically in "#:#" form. then put that in a table. remember that for each one of one thing, it is equivalent to another thing. it might be easy to count it. good luck
the Marked price of the watch is rupees 6000 if 10% is given as discount how much does a customer has to pay.
Answers
Answer: $5,400
Step-by-step explanation: 10 percent of 6000 is 600 so you do 6000-600 to get 5400
I'll send u a pic of the equation
Answers
Therefore the interquartile range of the Juvinile Whale is greater than that of the Adult Whale
Option D
consider the following function. (if an answer does not exist, enter dne.) f(x) = 1 + 7 x − 9 x2
Answers
we can determine various properties of the quadratic function By f(x) = 1 + 7x - 9\(x^{2}\) represents a quadratic function.
The given function is in the form of a quadratic equation, where the highest power of x is 2. Quadratic functions have the general form f(x) = a\(x^{2}\) + bx + c, where a, b, and c are constants.
In this case, the function f(x) = 1 + 7x - 9\(x^{2}\) has coefficients of a = -9, b = 7, and c = 1. These coefficients determine the shape and behavior of the quadratic function.
The leading coefficient a = -9 is negative, indicating that the quadratic function opens downwards. The coefficient b = 7 determines the linear term, which affects the slope of the graph. The constant term c = 1 represents the y-intercept, indicating where the graph intersects the y-axis.
By analyzing the coefficients, we can determine various properties of the quadratic function, such as whether it has a maximum or minimum point, the direction it opens, and the x-intercepts if they exist.
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One day 1 2 tried to make a pie. Unfortunately, she only had 3, and no sugar, so she decided to use 4 to sweeten it. The pie bubbled over in the oven and looked a mess. Not one to be discouraged, she decided to remedy the situation by covering the pie with 5 . When her 6 came over, and saw what she'd done, they 7 because 8 her pie ended up 9 but the 10 still needs to be cleaned
Answers
Answer:
even though there's no options or context,most likely answers are 1.little
2.Suzzy
3. flour
4.molases
5.foil
6 aunt
7. ate
8.
9.good
10.kitchen
The measure of angle C is 38°. Part A What is the measure of angle B? angle D? ....
Answers
We have the following:
In this case we have that the angles of A and C are equal and that B and D are also equal.
We have that the sum of all the angles is equal to 360 °
\(\begin{gathered} A=C=38,B=D \\ A+B+C+D=360 \\ \text{replacing} \\ 38+B+38+B=360 \\ 2B=360-38-38 \\ B=\frac{284}{2} \\ B=142\text{\degree} \\ D=142\text{\degree} \end{gathered}\)PLZ HELP : If the vertex angle of an isosceles triangle has a measure of 50°, what are the measures of the two base angles? Explain your solution.
Answers
Answer:
If you subtract your vertex angle (50°) from 180°. You get 130°. This is now the degrees for both of your base angles.
Which expression has a total value of 30
4+1x12-6
(4+1x12-6)
(4+1)x(12-6)
(4+1)x12-6
Answers
Among these expressions, (4+1)x(12-6) has a total value of 30.
To determine which expression has a total value of 30, let's evaluate each expression one by one:
4+1x12-6
Following the order of operations (PEMDAS/BODMAS), we first do the multiplication:
4 + (1x12) - 6 = 4 + 12 - 6
Now, we do the addition and subtraction from left to right:
16 - 6 = 10
(4+1x12-6)
This expression has the same operations as the first one, so its total value is also 10.
(4+1)x(12-6)
First, we evaluate the expressions within the parentheses:
(5)x(6)
Now, we do the multiplication:
5 x 6 = 30
(4+1)x12-6
First, we evaluate the expression within the parentheses:
(5)x12 - 6
Now, we do the multiplication:
60 - 6
Finally, we do the subtraction:
54
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One number is 13 more than another number. Their sum is 27. Find the two numbers.
Enter your answer as a list of numbers separated by a comma: a,b
Answers
Add 14 and 13+14=27...ans
Simplify the following expression completely using distribution and combining like terms
19m +14 - 3(3m + 7)
Answers
\( \huge \boxed{\mathbb{QUESTION} \downarrow}\)
Simplify ⇨ 19m + 14 - 3 (3m + 7)\( \large \boxed{\mathfrak{Answer \: with \: Explanation} \downarrow}\)
\( \sf \: 19 m - 14 - 3 ( 3 m + 7 )\)
Use the distributive property to multiply -3 by 3m+7.
\( \sf \: 19m-14-9m-21 \)
Combine 19m and -9m to get 10m.
\( \sf \: 10m-14-21 \)
Subtract 21 from -14 to get -35.
\( \boxed{\boxed{\bf \: 10m-35 }}\)
The steps to convert 18 over 8 to a decimal are shown below: Division is shown with divisor 8 and quotient 2.35 and dividend 18. The numbers below 18 in sequence are subtract 16 labeled as Step 1, 20, subtract 16 labeled as Step 2, 40 labeled as Step 3, subtract 40, and 0 labeled as Step 4. In what step is the first error?
Answers
Answer:
Step 2
18 over 8 to a decimal is 2.25
Step-by-step explanation:
Step 1, 20, subtract 16 labeled as
Step 2, 40 labeled as
Step 3, subtract 40, and 0 labeled as Step 4.
Divisor = 8
Divided = 18
Quotient = 2.25
2.25
8 √18
- 16
2 0
- 16
4 0
- 40
0
The first error is at step 2
18 over 8 to a decimal is 2.25
See the attached image for better understanding
Answer:
step 2
Step-by-step explanation:
Candice has a dog walking business. It takes her 40 minutes to complete her route with 2 dogs. For each additional dog walked at the same time, it takes her 5 more minutes to complete her route. If x represents the total number of dogs she walks at the same time, which of the following equations can be used to find out how long it takes Candice to complete her route?
A. y = 40x + 5
B. y = 5(x - 2) + 40
C. y = 5x + 40
D. y = 40(x - 2) + 5
Answers
Answer:
The answer is B
Step-by-step explanation:
Candice takes 40 minutes to walk two dogs and B is the only equation that lets you get 40 minutes when x equals 2 dogs
is true, of observing a value for the test statistic that is as extreme as or more extreme than the value actually observed.
Answers
Yes, the P-value is the probability, assuming H0 is true, of observing a value for the test statistic that is as extreme as or more extreme than the value actually observed.
The p-value is the probability of obtaining a statistic that is more or more extreme than that observed in experiment.
The p-value is calculated assuming the null hypothesis is true. Therefore, the lower the p-value, the stronger the evidence that the null hypothesis is false. That is, the lower the p-value, the stronger the evidence in favor of the alternative hypothesis.
The P-value is the observed test statistic (i.e., the data summary) that is as extreme as or more extreme than the currently observed test statistic under a statistical model that specifically assumes that the hypothesis is being tested. is the probability that It's true.
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Complete question
is the P-value is the probability, assuming H0 is true, of observing a value for the test statistic that is as extreme as or more extreme than the value actually observed.
if 3L = 5L - 8/5 THEN L = ?
Answers
Answer:
\(L=\dfrac{4}{5}\)
Step-by-step explanation:
\(3L=5L-\dfrac{8}{5}\)
Add 8/5 to both sides:
\(3L+\dfrac{8}{5}=5L\)
Subtract 3L from both sides:
\(\dfrac{8}{5}=2L\)
Divide both sides by 2 to isolate L:
\(L=\dfrac{4}{5}\)
Hope this helps!
Answer:
4/5.
Step-by-step explanation:
3L = 5L - 8/5
8/5 = 5L - 3L
2L = 8/5
L = 8/10 = 4/5.
If you’re willing to help, that’d be nice.
Answers
Answer:
tw ni oe haso layo esma question sodnww aokos
Fill in the missing numbers to complete the linear equation that gives the rules for this tablex: 4, 5, 6, 7y: 56, 70, 84, 98y = ?x + ?
Answers
the two points are
A(4,56) and B(5,70)
so, the linear equation is
\(y-70=\frac{70-56}{5-4}(x-5)\)\(\begin{gathered} y-70=\frac{14}{1}(x-5)_{} \\ y-70=14x-70 \end{gathered}\)\(y=14x\)thus, the equation is
y = 14x + 0
so we can put 14 in first place and 0 in second
Solve for x.
2/3 ( 1/2x + 12) = 1/2 (1/3x + 14) - 3
Answers
x = -24
Step-by-step explanation:
i hope this helps :)
Answer:A
Step-by-step explanation:
nicole is riding her bicycle. she rides at a speed of 9.6 kilometers per hour for 6 hours. for how many kilometers does she ride?
Answers
The distance rides by Nicole in 6 hours with a speed of 9.6 km/hr in her bicycle is 57.6 km.
Given,
The speed of the bicycle ride by Nicole = 9.6 kilometers per hour
The time taken by Nicole to ride = 6 hours
We have to find the distance rides by Nicole in 6 hours with e speed of 9.6 km/hr her bicycle.
Formula for calculating speed;
Speed = distance / time
Here,
Speed = 9.6 km/hr
Time = 6 hours
Then,
Distance = Speed x Time
Distance = 9.6 x 6
Distance = 57.6 km
That is,
The distance rides by Nicole in 6 hours with a speed of 9.6 km/hr in her bicycle is 57.6 km.
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Discuss what it means to use the normal distribution as an approximation for the binomial or poisson distribution. Why does it work? what are the strengths or weaknesses of doing so?.
Answers
Using the normal distribution as an approximation for the binomial or Poisson distribution involves applying the characteristics of the normal distribution to approximate the behavior of these discrete distributions. This approximation is based on certain conditions and mathematical principles.
The normal distribution has finite tails, meaning that extreme values in the binomial or Poisson distribution may not be accurately captured by the normal approximation.
The normal distribution, also known as the Gaussian distribution, is a continuous probability distribution that is symmetric and bell-shaped. It is fully characterized by its mean (μ) and standard deviation (σ). On the other hand, the binomial distribution describes the probability of a certain number of successes in a fixed number of independent Bernoulli trials, while the Poisson distribution models the probability of a given number of events occurring in a fixed interval of time or space.
The decision to use the normal distribution as an approximation for the binomial or Poisson distribution relies on specific conditions. These conditions include having a large number of trials or observations and a moderate range of values. Additionally, the probability of success for each trial should be reasonably close to 0.5 for the binomial distribution or the mean should be sufficiently large for the Poisson distribution.
The approximation works due to the central limit theorem (CLT), which states that the sum or average of a large number of independent and identically distributed random variables will be approximately normally distributed, regardless of the shape of the original distribution. In the case of the binomial distribution, as the number of trials increases, the distribution becomes more symmetric and bell-shaped, resembling a normal distribution. Similarly, for the Poisson distribution, as the mean increases, the distribution also approaches a symmetric and bell-shaped form, making it suitable for approximation using the normal distribution.
The strengths of using the normal distribution as an approximation are its simplicity and ease of use. The normal distribution has well-defined properties and is widely understood and studied. It allows for the application of various statistical techniques, such as confidence intervals and hypothesis testing, that are based on the normal distribution. Additionally, the normal distribution has a straightforward parameterization with its mean and standard deviation, making it convenient for calculations and interpretations.
However, there are limitations and weaknesses to consider when using the normal distribution as an approximation. One limitation is that the approximation may not be accurate when the conditions for using the normal distribution are not met. For example, if the number of trials or observations is small, or if the probability of success for each trial is close to 0 or 1, the normal approximation may not provide accurate results.
Another weakness is that the approximation may introduce some error in the tails of the distribution. The normal distribution has finite tails, meaning that extreme values in the binomial or Poisson distribution may not be accurately captured by the normal approximation.
It is important to assess the appropriateness of using the normal distribution as an approximation based on the specific characteristics of the data and the objectives of the analysis. When the conditions are met, the normal approximation can be a useful tool for simplifying calculations and making inferences. However, when dealing with small sample sizes, extreme values, or distributions that deviate significantly from normality, alternative methods or distributions may be more appropriate.
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The Texas Star® Ferris wheel at the Texas State Fair has a circumference of 204. 1 meters. What is the diameter?
Record your answer and fill in the bubbles on your answer document. Be sure to use the correct place value
Answers
The Texas Star® Ferris wheel at the Texas State has diameter of 65 meters.
Circumference -- The distance around the circle (the perimeter of a circle).
Diameter -- The distance from the circle through the circle's center to the circle on the opposite side. (twice the radius)
Radius -- The distance from the center of a circle to the circle (half the diameter). Draw a line segment from the center of the circle to any part of the circle and you have the radius.
Circumference(C) = 2d
C=π*d
π*d=204.1
d=204.1/3.14
d=65
Hence, the diameter of the wheel is 65 meters .
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