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faust18 [17]
3 years ago
7

A doctor keeps encouraging her patients to exercise more. She surveys 14 of her patients and finds that only 8 of them exercise

regularly. What is the probability that the next patient surveyed exercises regularly?
A. 0.001951%
B. 5.125%
C. 0.1951%
D. 19.51%
Mathematics
1 answer:
Svetllana [295]3 years ago
5 0

Answer:

D. 19.51%

Step-by-step explanation:

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Given that a chain weighs 8 pounds per foot.

We to find the weight in ounces per 5 inches.

It is known that 1 foot is equal to 12 inches and 1 pound is equal to 16 ounces.

Given that the weight is 8 pounds per foot.

\begin{gathered} 8\text{pounds per foot}=8\text{ pounds per 12 inches} \\ =16\times8\text{ ounces per 12 inches} \\ =128\text{ ounces per 12 inches} \\ =10.6\text{ ounces per inch} \\ =10.6\times5\text{ ounces per 5 inches} \\ =53\text{ ounces per 5 inches} \end{gathered}

Thus, the answer is 53 ounces in 5 inches.

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