Question

a satellite makes 4 revolutions of the earth in one day. how many revolutions does it make in 6\frac{1}{2} days?
a 16 revolutions
b 26 revolutions
c \frac{8}{13} revolutions
d \frac{11}{15} revolutions

Explanation:

Step1: Convert the mixed number to an improper fraction

$6\frac{1}{2}=\frac{6\times2 + 1}{2}=\frac{13}{2}$

Step2: Calculate the number of revolutions

The number of revolutions per day is \(4\). In \(\frac{13}{2}\) days, the number of revolutions is \(4\times\frac{13}{2}\)

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Answer:

B. 26 revolutions