Lesson Practice question Preston adopt a cat from a rescue shelter he needs to buy some cat litter so he compares prices at diff
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A supervisor finds the mean number of miles that the employees in a department live from work is 24. Then the correct option is B.
<h3>What is a z-score?</h3>The z-score is a numerical measurement used in statistics of the value's relationship to the mean of a group of values, measured in terms of standards from the mean.
The z-score is given as
x = 29
s = 3.6
z = 1.5
Then the mean will be
More about the z-score link is given below.
Given :
A 136 foot tall cell phone tower casts a 79.9 foot shadow.
To Find :
The shadow length for a nearby 40 foot telephone pole .
Solution :
We know , the ratio of height and shadow , will be same for every object .
Let , length of shadow of pole is x .
So ,
Therefore , the length of shadow of tower is 23.5 foot .
Hence , this is the required solution .