Question

charlie is going for a run. he runs at a speed of 4 miles per hour for 12.8 miles. for how many hours does he run?
______ hours

Explanation:

Step1: Recall time-distance formula

$t = \frac{d}{s}$
where $t$ = time, $d$ = distance, $s$ = speed

Step2: Substitute given values

$t = \frac{12.8}{4}$

Step3: Calculate the result

$t = 3.2$

Answer:

3.2 hours