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yuradex [85]
3 years ago
11

Before a strength and conditioning program, Susan could throw a softball 53 feet. After one season in the program, she could thr

ow a softball 76 feet.
What is the approximate percentage increase of the distance Susan can throw a softball?

A.
22.4%
B.
43.4%
C.
69.7%
D.
30.3%
Mathematics
2 answers:
Yuliya22 [10]3 years ago
7 0
The answer is b 43.4%
jasenka [17]3 years ago
5 0

Hi!

We will find the solution like this:

76 - 53 = 23 that's the difference in numbers, so now we have to find the percentage of this difference related to throwing the ball before strength and conditioning program, like this:

23/53 = 0,434 = 43,4%

The correct answer is B. 43,4%.

Hope this helps!

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sometimes the cause is, psychological issues, drugs, self harm, trauma and many others.

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Answer:

put one point on (1,1.5) and another on (2,3)

Step-by-step explanation:

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2 years ago
The percent frequency distributions of job satisfaction scores for a sample of information systems (IS) senior executives and mi
tiny-mole [99]

Corrected Question

a. Develop a probability distribution for the job satisfaction score of a senior executive.

b. Develop a probability distribution for the job satisfaction score of a middle manager.

c. What is the probability a senior executive will report a job satisfaction score of 4 or 5?

d. What is the probability a middle manager is very satisfied?

Answer:

(c)0.83

(d)0.28

Step-by-step explanation:

The percent frequency distributions of job satisfaction scores os give below:

\left|\begin{array}{c|c|c}$Job Satisfaction Score&$IS Senior Executives(\%)&$IS Middle Managers(\%)\\1&5&4\\2&9&10\\3&3&12\\4&42&46\\5&41&28\end{array}\right|

(a)Probability distribution for the job satisfaction score of a senior executive.

\left|\begin{array}{c|c}$Job Satisfaction Score&$Relative Frequency (f_1(x))\\------&------\\1&0.05\\2&0.09\\3&0.03\\4&0.42\\5&0.41\end{array}\right|

(b)Probability distribution for the job satisfaction score of a middle manager.

\left|\begin{array}{c|c}$Job Satisfaction Score&$Relative Frequency (f_2(x))\\1&0.04\\2&0.10\\3&0.12\\4&0.46\\5&0.28\end{array}\right|

(c)Probability a senior executive will report a job satisfaction score of 4 or 5

P(a senior executive will report a job satisfaction score of 4 or 5)

=f_1(4)+f_1(5)\\=0.42+0.41\\=0.83

(d)Probability a middle manager is very satisfied

The probability a middle manager is very satisfied

=f_2(5)\\=0.28

7 0
3 years ago
A restaurant bill is 56.39.Estimate a 15% tip
hjlf
15% would be 8.4585


hope this helps!!
4 0
3 years ago
Find the surface area of the pyramid shown to the nearest whole number.
Snezhnost [94]

Answer:

<h3>The answer is option A</h3>

Step-by-step explanation:

Surface area of a pyramid =

area of base + area of triangular faces

Since it's a square based pyramid

It's surface area is

area of base + 4( area of one triangular face)

Since the square has equal sides

<u>For square base </u>

Area of a square = l²

where l is the length

From the question l = 5

So we have

Area of square base = 5² = 25ft²

<u>For one of the triangular face</u>

Area of a triangle = ½ × base × height

base = 5

height = 6

Area = ½ × 5 × 6 = 15ft²

So the surface area of the pyramid is

25 + 4(15)

= 25 + 60

We have the final answer as

<h3>Surface area = 85 ft²</h3>

Hope this helps you

7 0
3 years ago
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