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marusya05 [52]
3 years ago
15

Ella mows lawns in her neighborhood during the summer. If she gets paid $15 per lawn, how many lawns does she have to mow to ear

n her goal amount of $600?
Mathematics
2 answers:
Hunter-Best [27]3 years ago
4 0
40 lawns
 because she's getting paid $15 per lawn and she mowed enough to earn $600 so you would divide 600 by 15 and get 40
gayaneshka [121]3 years ago
4 0

Answer:  Ella has to mow 40 lawns.

Step-by-step explanation:  Given that Ella mows lawns in her neighborhood during the summer and gets paid $15 per lawn.

We are to find the number of lawns that she has to mow to earn her goal amount of $600.

Let n represents the required number of lawns.

Then, according to the given information, we have

15\timex n=600\\\\\Rightarrow n=\dfrac{600}{15}\\\\\Rightarrow n=40.

Thus, Ella has to mow 40 lawns.

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Jonah need 28 seconds to fold 2 how long dose Jonah need to fold 5 shirts
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Answer:

70 shirts

Step-by-step explanation:

First off, there are 5 shirts. 2 shirts take 28 seconds. If you divide 28 by 2, that means that each shirt takes 14 seconds.

5x14=70

Therefore, it takes 70 seconds to fold 5 shirts.

4 0
3 years ago
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Suppose a certain state university's college of business obtained the following results on the salaries of a recent graduating c
Lerok [7]

Answer:

Following are the responses to the given choice:

Step-by-step explanation:

For point a:

H_0: \mu_1 - \mu_2 = 0\\\\ H_1: \mu_1 - \mu_2 < 0

For point b:

t = -2.953

For point c:

\to  p- value = 0.0021

For point d:

Reject H_o. It could deduce that the pay of higher banking is considerably lower than the pay of higher project management.

7 0
3 years ago
The graph for the equation y=-2x+1 is shown below. If another equation is graphed so that the system has no solution, which equa
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This line is parallel to the original line so they never intersect

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5 0
3 years ago
1
velikii [3]
<h3>Answer: B) Experiment</h3>

Reason:

Whenever you have two groups like this, one labeled the treatment group and the other the control group, we have an experiment gong on.

The treatment group gets the actual medication that is being tested. The control group gets a fake medication, aka placebo. Usually a placebo is meant for humans because it's more of a psychological factor. With cats, it likely won't affect them. However, such practices of having two groups like this is standard no matter what group of subjects you're testing.

The idea is that if the treatment group has better results compared to the placebo group, then it's likely the medication works.

4 0
2 years ago
A survey was conducted to determine the popularity of three foods among students. The data collected from 75 students are summar
Andrews [41]

Answer:

20

Step-by-step explanation:

Total no = 75

N (P) = 48 , N (H) = 45 , N (T) = 58

N (P∩H) = 28 , N (H∩T) = 37 , N (P∩T) = 40

N (P∩H∩T) = 25

Total no = N (P) + N (H) + N (T) - N (P∩H)  -  N (H∩T) - N (P∩T) + N (P∩H∩T) + neither

75 = 48 + 45 + 58 - 28 - 37 - 40 + 25 + neither

75 = 71 + neither → neither = 4

N (only P) = N (P) - N (P∩H)  - N (P∩T)  + N (P∩H∩T) = 48 - 28 - 40 + 25 = 5

N (only H) = N (H) - N (P∩H) - N (H∩T) +  N (P∩H∩T) = 45 - 28 - 37 + 25 = 5

N (only T) = N (T) - N (H∩T) - N (P∩T) + N (P∩H∩T) = 58 - 37 - 40 + 25 = 6

So, total liking either one or neither = 4 + 5 + 5 + 6 = 20

4 0
3 years ago
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