Answer:
57.885
Step-by-step explanation:
For such calculations a probability calculator is very helpful. The one in the attachment shows the 87th percentile to be 57.885.
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A table of the standard normal distribution will tell you the 87th percentile corresponds to a z-value of 1.12639. Then the X value is ...
X = Zσ +μ = 1.12639(7) +50 = 57.885
You have to find 1/3 of 24, so it is 8
Answer:
There are 30 nonfiction books.
Step-by-step explanation:
The answer is 30 because 7 plus 5 is 12 and 72 divided by 12 is 6 and 6 times 5 is 30.
P.S Can I have brainliest?
Answer: that is the solution to the question
Step-by-step explanation:
100=25*4, so the other side needs to be multiplied by 4. 14*4=56. it's 56.