Question

5) In 1.5 hours, Sebastian can walk 4.5 miles. Your answer must include: A. Find the average (unit rate) of hours per mile. B. How many hours will it take Sebastian to walk 3/4 of a mile?

Answer 1

A.

4.5 miles ----- 1.5 hours

x ---- 1 hour

$x=\frac{1\cdot4.5}{1.5}=\frac{4.5}{1.5}=3$

3 miles per hour is the answer

B.

3 miles -------- 1 hour

3/4 miles ------- y

$y=\frac{\frac{3}{4}\cdot1}{3}=0.25$

He needs 0.25 hours