Answer:
32
Step-by-step explanation:Not the best at math but it should be the same
If each shelf can hold at most 20 books, what is the least number of shelves needed to store the 175 books?
Answer- 9 shelves
In order to find out how many shelves are need we must divided 175 into 20. 175 divided by 20 is 8.75. But, because you cannot have have .75 of a shelf, you have to round this to a whole. This means that 9 shelves will be the least needed number of shelves need to store 175 books. To check this answer 20 books X 8 shelves is 160 books, which means eight shelves can only store 160 books, we will need and additional shelf to store the last 15 books.
HOPE THIS HELPS & GOOD LUCK!
Determine whether the data described below are qualitative or quantitative and explain why.
The types of food served by restaurants (Italian, Chinese, fast, etc.) Choose the correct answer below.
A. The data are quantitative because they consist of counts or measurements.
B. The data are quantitative because they don't measure or count anything.
C. The data are qualitative because they don't measure or count anything.
D. The data are qualitative because they consist of
As per the statement the data are qualitative because they don't measure or count anything.
The term measurement in math is known as the process of associating numbers with physical quantities and phenomena.
Here we have the statement the types of food served by restaurants Italian, Chinese, fast, etc.
As we looking into the statement we have identified that the statement is defines the characteristics of the restaurant which is also defines that there is no value for counting in it.
So, this refers the quality of the product instead of quantity.
Which also defined that there is no measurement value in it.
Therefore, the correct option is (c).
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The weight of one serving of trail mix is 2. 5 ounces. How many servings are there in 22. 5 ounces of trail mix?.
9 servings are there in 22.5 ounces of trail mix.
Given:
The weight of one serving of trail mix is 2. 5 ounces.
1 serving = 2.5 ounces
Number of servings = 22.5 ounces / 1 serving
= 22.5 / 2.5
= 225/10/25/10
= 225/25
= 9 servings.
Therefore 9 servings are there in 22.5 ounces of trail mix.
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A hypothesis can be differentiated from a theory because it is...
a. a specific prediction arising from the theory. c. it talks about how one specific variable affects d. all of the above.
A hypothesis can be differentiated from a theory because it is a specific prediction arising from the theory. The statement that is true is, a hypothesis can be differentiated from a theory because it is a specific prediction arising from the theory. A hypothesis is a suggested explanation of a phenomenon or observed data that is testable.
Hypotheses are more detailed, and are written to explain precisely what you think is going to occur in your research and the reason for that prediction. A hypothesis will be rejected if it does not fit the data, whereas a theory will be modified to fit the data.
A hypothesis is more like a forecast, and a theory is more like a law that explains how certain events operate. Thus, we can conclude that a hypothesis is a specific prediction arising from the theory.
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Assume you have a list of numbers 12, 10, 32, 3, 66, 17, 42, 99, 20 write a loop that prints each of the numbers on a new line. python
Python is a computer programming language often used to build websites and software, automate tasks, and conduct data analysis. Python is a general-purpose language, meaning it can be used to create a variety of different programs and isn't specialized for any specific problems.
Python 3 code:
function to print the numbers in list
def print_list(List):
for entry in List:
print(entry)
function to print the numbers and squares in list
def print_squares(List):
for entry in List:
print("Square of ", entry, " = ", entry*entry)
Call the functions now
input_list = [12,10,32,3,66,17,42,99,20]
print_list(input_list)
print_squares(input_list)
Sample Output:
12 10 32 3 66 17 42 99 20 Square of 12 = 144 Square of 10 = 100 Square of 32 = 1024 Square of 3 = 9 Square of 66 = 4356 Square of 17 = 289 Square of 42 = 1764 Square of 99 = 9801 Square of 20 = 400
Python 2.7 code:
function to print the numbers in list
def print_list(List):
for entry in List:
print entry
function to print the numbers and squares in list
def print_squares(List):
for entry in List:
print "Square of ", entry, " = ", entry*entry
Call the functions now
input_list = [12,10,32,3,66,17,42,99,20]
print_list(input_list)
print_squares(input_list)
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The straight line y = mx + c lies on the right side of y-axis if a. c = 0 b. c = -1 c. c>0 d. c<0
Write an equation of the line in slope-intercept form
The slope intercept form of the line is ,
> y = mx + c
where ,
m is slope of the linec is y interceptExample :-
> y = 2x + 5
The line passes through (0,5) with a slope of 2 .more help im dum lol
Answer:
32780
Step-by-step explanation:
Answer:
32,780
Step-by-step explanation:
It should be 30,000
What’s the length of three pieces of pipe if they all equal 72m
Answer:
72 × 3 = 216m
216 m is the combined length
Find the solution to the system of equations.
You can use the interactive graph below to find the solution.
y= 22 + 3
y = -3.2 + 3
2=
y =
y
Answer:
Step-by-step explanation:
y=2x+3
y=-3x+3
**This is what's on the image.**
You need to aline the two together.
2x+3 = -3x+3
Add 3x both sides
3x+2x+3=3
5x+3=3
Now subtract 3 from both sides
5x=3-3
x= 0
This should be a vertical line from (0,0) to above since there is no slope you should have a straight line that is vertical.
Triangle JKL has vertices J(-4, 4), K(-1, 3), and
L(-2, 1). Graph the figure and its rotated image after a
clockwise rotation of 90° about the origin. Then give the
coordinates of the vertices for triangle J'K'L'.
K
o
NO LINKS
Answer:
J(0,6)
K(-1,3)
L(-3,4)
Step-by-step explanation:
Please help me!! I don’t know what to do
Answer:
79°
Step-by-step explanation:
a standing wave is set up in a pool 24 m long which contains six loops. what is the wavelength? a) 24 m b) 48 m c) 8 m d) 4 m
Two length of the same frequency and amplitude moving in opposite directions combine to form a standing wave, which appears to be stationary. Given that the pool in this instance is 24 m long and has six loops, the wavelength is 4 m.
Wavelength = Length of Pool / Number of Loops
24 m / 6 loops
= 4 m
Wavelength
= 4 m
Two waves of the same frequency and amplitude moving in opposite directions combine to form a standing wave, which appears to be stationary. A stationary wave pattern is produced when the two waves collide and interfere with one another. Six loops make up the 24 m-long pool in this instance. As a result, the standing wave's wavelength is equal to the pool's length divided by the number of loops, or 24 m / 6 = 4 m. This indicates that the standing wave's wavelength is 4 metres. Standing waves can be used to determine a wave's speed because they are equal to wavelength times frequency. Understanding how waves behave in various contexts, such as swimming pools, oceans, or other bodies of water, can be helped by this.
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1. Quadrilateral BGTS has vertices B (-3, 4), G (-1, 3), T (-1, 1), and S (-4, 2). Graph BGTS and its image after a translation along (5,0) and a reflection in the x-axis.
The image is attached with answer
What is a Quadrilateral ?
A quadrilateral is a polygon with four sides , four angles and four vertices.
It is given in the question that
Quadrilateral BGTS has vertices B (-3, 4), G (-1, 3), T (-1, 1), and S (-4, 2).
A graph has to be drawn of
its image after a translation along (5,0) and a reflection in the x-axis.
The coordinates after translation and reflection is is B (8, -4), G (6, -3), T (6, -1), and S (7, -2).
The image is attached with the answer .
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why is the axis of action also called the 180-degree system?
The 180-degree system and the axis of action are fundamental principles of filmmaking that help create a cohesive and engaging visual experience for the viewer.
The axis of action is a fundamental principle in film and video production, which is used to ensure that the continuity of a scene is maintained and that the viewer's spatial orientation is not disrupted.
It is also known as the 180-degree system because it is based on a visual guideline that involves maintaining a consistent spatial relationship between the camera and the subjects within the scene.
The 180-degree system establishes an imaginary line, also known as the axis of action, between two subjects or objects in a scene. The camera is then positioned on one side of this line, and the subjects are positioned on the other side, allowing the viewer to maintain their spatial orientation throughout the scene.
By maintaining a consistent axis of action, filmmakers can avoid disorienting the viewer and maintain continuity throughout the scene. This technique is especially important in dialogue scenes where the interaction between characters is a critical component of the story.
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A random day is chosen (all days of the week are equally likely to be selected), and a random interval of length one hour is selected on the chosen day. It is observed that I did not receive any emails in that interval. What is the probability that the chosen day is a weekday
The probability that the chosen day is a weekday given that no emails were received in the randomly selected interval is 10/17.
Given that, A random day is chosen (all days of the week are equally likely to be selected), and a random interval of length one hour is selected on the chosen day. It is observed that I did not receive any emails in that interval.
We need to find the probability that the chosen day is a weekday.
To solve this problem, we can use Bayes' theorem. Let A be the event that the chosen day is a weekday and B be the event that there are no emails received in the randomly selected interval.
Then the probability of A given B is given by:
P(A | B) = P(A) × P(B | A) / P(B)
where,
P(A) = Probability that the chosen day is a weekday = 5/7 (since there are 5 weekdays out of 7 days in a week)
P(B | A) = Probability that there are no emails received in the randomly selected interval given that the chosen day is a weekday = Probability that the interval falls within the non-working hours of the day = 16/24 = 2/3 (since there are 16 non-working hours out of 24 hours in a day)
P(B) = Probability that there are no emails received in the randomly selected interval = Probability that the interval falls within the non-working hours of any day in a week = (5/7) × (2/3) + (2/7) × (4/24) = 34/63 (since the probability of selecting a weekday is 5/7 and a weekend day is 2/7, and the probability of the interval falling within non-working hours is 2/3 for weekdays and 4/24 for weekends)
Therefore,
P(A | B) = (5/7) × (2/3) / (34/63) = 10/17
The probability that the chosen day is a weekday given that no emails were received in the randomly selected interval is 10/17. Therefore, the answer is 10/17.
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A. 110
B. 90
C. 135
D. 45
Answer:
answer is
D. 45. hhhisukwk
Abi and Billy share money in the ratio 4:7.
Billy gets £27 more than Abi.
How much does Abi get?
Answer:
15.43:27
Step-by-step explanation:
I think it is correct
in each of problems 4 through 9, find the general solution of the given differential equation. in problems 9, g is an arbitrary continuous function.
The general solution of the associated homogeneous differential equation \(y'' + 2y' + 2y = 0\) is given by
\(y_h = c₁ e^(-x) cos(x) + c₂ e^(-x) sin(x)\)
We can use the method of undetermined coefficients or variation of parameters to find y_p, depending on the form of g(x).
For each of problems 4 through 9, we need to find the general solution of the given differential equation.
Problem:
\(4y'' + 4y' + 13y = 0\)
By solving the auxiliary equation \(r² + 4r + 13 = 0,\)
we get
\(r = -2 + 3i, -2 - 3i.\)
Hence, the general solution is
\(y = c₁ e^(-2x) cos(3x) + c₂ e^(-2x) sin(3x)\)
Problem: \(5y'' + 4y' + 3y = 0\)
By solving the auxiliary equation \(r² + 4r + 3 = 0,\)
we get
\(r = -2 + √1, -2 - √1.\)
Hence, the general solution is
\(y = c₁ e^(-x) + c₂ e^(-3x)\)
Problem \(6y'' + y = 0\)
By solving the auxiliary equation \(r² + 1 = 0\),
we get
r = -i, i.
Hence, the general solution is
\(y = c₁ cos(x) + c₂ sin(x)\)
Problem\(7y'' - 3y' - 4y = 0\)
By solving the auxiliary equation \(r² - 3r - 4 = 0\),
we get
r = 4, -1.
Hence, the general solution is
\(y = c₁ e^(4x) + c₂ e^(-x)\)
Problem \(8y'' + 3y' + 2y = 0\)
By solving the auxiliary equation \(r² + 3r + 2 = 0,\)
we get
r = -1, -2.
Hence, the general solution is
\(y = c₁ e^(-x) + c₂ e^(-2x)\)
Problem:
\(9y'' + 2y' + 2y = g(x)\)
This is a non-homogeneous differential equation.
The general solution of the associated homogeneous differential equation \(y'' + 2y' + 2y = 0\) is given by
\(y_h = c₁ e^(-x) cos(x) + c₂ e^(-x) sin(x)\)
For the non-homogeneous equation, the general solution is given by
\(y = y_h + y_p\)
Where y_p is any particular solution of the non-homogeneous differential equation.
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n a survey of randomly selected people, the ratio of people who prefer oatmeal to those who prefer eggs is 3 to 5. if 21 people said they prefer oatmeal, how many said they prefer eggs?
The number of people who prefer eggs is 35.
In mathematics, a ratio is a comparison of two or more numbers that indicates their sizes in relation to each other. A ratio compares two quantities by division, with the dividend or number being divided termed the antecedent and the divisor or number that is dividing termed the consequent. A ratio might be formatted as a Part to Part or Part to Whole comparison. A Part to Part comparison looks at two individual quantities within a ratio of greater than two numbers, such as the number of dogs to the number of cats in a poll of pet type in an animal clinic. A Part to Whole comparison measures the number of one quantity against the total, such as the number of dogs to the total number of pets in the clinic.
Let the number of people who prefer eggs be x.
21 people said they prefer oatmeal.
The ratio of people who prefer oatmeal to those who prefer eggs is 3 to 5.
∴ \(\frac{21}{x} = \frac{3}{5} \\x = \frac{21*5}{3}\\ x = \frac{105}{3} \\x = 35\)
Thus, the number of people who prefer eggs is 35.
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How old will Marisa be in 3 years.
Answer: 10
She cant be the same age as him or older because hes 3/2 older
Determine if the triangles are similar.
A. Yes, SSS
B. Yes, SAS
C. Yes, AA
D. No, not similar
The triangles are similar by SAS rule.
What are Similar Triangles?Similar triangles are those triangles which have the same shape, but different size.
The corresponding angles of similar triangles are equal and the corresponding sides are proportional.
Given are two triangles ΔGNH and ΔLNM.
∠N is common to both triangles are thus equal.
So ∠N ≅ ∠N
GN / LN = 40 / (12.5 + 40) = 40/52.5 = (16×2.5) / (21×2.5) = 16/21
HN / MN = 32 / (10 + 32) = 32/42 = (16×2) / (21×2) = 16/21
Two corresponding sides are proportional.
So, we have, two corresponding sides are proportional and the corresponding included angles are equal.
This is SAS Similarity rule.
Hence the triangles are similar by SAS similarity rule.
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An earthquake near New Zealand measured 4.2 on the Richter scale. Use the formula R = log(4) to determine approximately
how many times stronger the wave amplitude of the earthquake was than Ao.
The wave amplitude was A = 15849 Ao times stronger the wave amplitude of the earthquake was than Ao.
How to solve for the waveThe formula to solve this is given as
K = log (A / Ao)
Where we have k to be the constant that is measured on the richter scale as 4.2
Then when we put this in the formula, we would have:
4.2 = log (A / Ao)
take the log of both sides of the equation
\(10^4^.^2 = \frac{A}{Ao}\)
15848.9 approximately 15849
15849 = A / Ao
cross multiply to get the value of A
A = 15849 Ao
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I need someone to explain how to do the POTD (Problem Of Th Day)
a) y= 12x +5
b)
1 | 17
2| 29
3| 41
4| 53
5 |65
6 | 77
1) Gathering the data
Jade - chocolate cookies: $12 per package and $5 shipping
2) We can write a linear equation to get to know the cost of them:
C(p)= 12p +5 or y= 12x +5
3) Let's now fill in this table, with this table we can trace the graph for that linear function
Let's pick any values for p (packages):
p | C
1 | 17
2| 29
3| 41
4| 53
5 |65
6 | 77
3) Hence, the answers are:
a) y= 12x +5
b)
1 | 17
2| 29
3| 41
4| 53
5 |65
6 | 77
show and explain ur work pls
Answer:
X^2 - 3
Is the answer
Step-by-step explanation:
Use a^2 - b^2 = ( a - b) (a + b)
a = x
b =
\(b = \sqrt{3} \)
please help i have to make a discussion topic doesn’t have to be long just simple but still answering the question
You would add 5x + 2x = 7x
Substitute 5 for x and that = 5(5)= 35 +2(5)= 10= 45
and do it for 7(5)= 35-1 = 34 too
You can't make them equal
Following the pattern in (5)(3)+(2)(3) = (5+2)(3), we could do the same thing with 5x+2x = (5+2)x. We're basically un-distributing the common factor from each term.
And now with (5+2)x, we can add the 5 and 2 to get 7x.
If we substitute different values into 5x+2x, it works out to add up to 7 times that same substituted value. For example:
(5)(9)+(2)(9)=45+18=63
(7)(9)=63
If we substitute 9 into 7x-1, then we end up with 63-1 = 62.
In fact, any number we put into 5x+2x will always be one more than 7x-1. So, no, there doesn't seem to be any value of x that would make these equal. Since 5x+2x=7x, then 7x-1 will always be one less than 7x.
two customers took out home equity loans.
Cathy took out a 10-year loan for $20,000 and paid %5.20 annual simple interest
Steven took out a 15-year loan for 20,000 and paid %4.80 annual simple interest
what is the difference that Cathy and Steven paid for their loans?
The difference in the amount paid by Cathy and Steven is $4000.
What is the difference in the amounts?
Simple interest is when the interest that is paid on the loan of a customer is a linear function of the loan amount, interest rate and the duration of the loan.
Simple interest = amount borrowed x interest rate x time
Simple interest of Cathy = $20,000 x 0.052 x 10 = $10,400
Simple interest of Steven = $20,000 x 0.048 x 15 = $14,400
Difference in interest = $14,400 - $10,400 = $4000
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help me please! i need to turn in this assignment
Answer:
90
40
45%
Step-by-step explanation:
the way I go 40 was by looking around the blank space, and i see that the 2 totals are 110 and 88. 110-70=40 and 88-48=40 so that is the answer for that one
and for the frequency i took 90 and divided it by 200 gettin 0.45 and then i moved the decimal 2 places to the right giving me my percentage
How does SAS work in math?
In mathematics, SAS stands for 'Side-Angle-Side' which is a criterion used to determine congruence (equality in size and shape) between two triangles.
The SAS criterion states that if two triangles have two sides that are proportional in length
and the included angles between those sides are congruent, then the two triangles are congruent.
To understand how SAS works,
Side,
This refers to a specific side of a triangle.
In the SAS criterion, we compare the lengths of the sides of two triangles to determine if they are proportional.
Angle
This refers to a specific angle within a triangle.
In the SAS criterion, compare the angles formed by the corresponding sides of the two triangles to determine if they are congruent.
Side-Angle-Side
This combination of a side, an angle, and another side is what we compare between two triangles.
If the two triangles have the same proportions for the corresponding sides and the same measures for the included angles,
they are considered congruent.
To illustrate this, let's consider an example
Suppose we have two triangles, triangle ABC and triangle DEF.
If side AB is proportional in length to side DE, angle BAC is congruent to angle EDF, and side BC is proportional in length to side EF,
then conclude that triangle ABC is congruent to triangle DEF using the SAS criterion.
By applying the SAS criterion,
mathematicians can determine whether two triangles are congruent without relying on other criteria such as Side-Side-Side (SSS),
Angle-Angle-Side (AAS), or Side-Angle-Angle (SAA).
Congruence is a fundamental concept in geometry and plays a significant role in various geometric proofs and constructions.
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what is the slope and the point based on the equation: (y-2) = 5(x - 4)
Answer:
Slope = 5
Point = (4, 2)
Step-by-step explanation:
Slope: 5
Step-by-step explanation:
This is called point slope form. y-y1=m(x-x1)
If m is slope then your slope is 5