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White raven [17]
3 years ago
6

Of 145 runners, 72 run only on weekends and 63 run on both weekends and during the week. How many of the runners run only during

the week?
Mathematics
1 answer:
Andrews [41]3 years ago
3 0

Answer:

Step-by-step explanation:

145 - 72 = 73

73 - 63 = 10

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The air force reports that the distribution of heights of male pilots is approximately normal, with a mean of 72.6 inches and a
Anon25 [30]

Answer:

Step-by-step explanation:

<em>Given that X -  the distribution of heights of male pilots is approximately normal, with a mean of 72.6 inches and a standard deviation of 2.7 inches.</em>

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<em>Height of male pilot = 74.2 inches</em>

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<em>We have to find the percentile</em>

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<em>X = 74.2</em>

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<em>Corresponding Z score = 74.2-72.6 = 1.6</em>

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<em>P(X<174.2) = P(Z<1.6) = 0.5-0.4452=0.0548=5.48%</em>

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<em>i.e. only 5% are below him in height.</em>

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<em>Thus the malepilot is in 5th percentile.</em>

4 0
2 years ago
How do you use unit rates to help you solve a word problem
OleMash [197]
Answer:

You could find the unit rate by dividing the first term of the ratio by the second term.
4 0
2 years ago
This is me and I am proud of my 15 year old self
almond37 [142]

Answer:

good

Step-by-step explanation:

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7 0
2 years ago
What is the slope of the line passing through (1, 2) and (3, 8)?
klio [65]

Answer:

slope is 3

Step-by-step explanation:

remember (y2-y1)/(x2-x1)? thats pretty easy bruh.

7 0
3 years ago
Find the slope of the line that passes through the points (-6, 2) and (-10, 2).
Alex Ar [27]

Answer:

m = 0

Step-by-step explanation:

m=\frac{rise}{run}=\frac{2-2}{-10-6}=\frac{0}{-16} =0

Hope this helps.

4 0
2 years ago
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