## Basic College Mathematics (9th Edition)

$\frac{5}{16}$
15 hours to 2 days (15 hours)/(2 days) Now let’s first convert days into hours. As 1 day is 24 hours. Multiply denominator by 24. (15 hours)/(2 days)×(1 day)/(24 hours)= 15/48= (15 ÷ 3)/(48 ÷3)= 5/16 Ratio in its lowest term is $\frac{5}{16}$.