Question

Ralph spends 15 1/3 hours per month playing tennis. How many hours does he play in a year?

Answer 1

$1\ month\ \rightarrow\ \ 15 \frac{1}{3} \ hours\\12\ months \ \rightarrow\ x\\\\x=12\cdot 15 \frac{1}{3}\\\\x=12\cdot15+12\cdot \frac{1}{3} \ \ \ \Rightarrow\ \ \ x=180+4=184\ [hours]\\\\Ans.\ In\ the\ year\ he\ play\ 184\ hours\ \ \ \Rightarrow\ \ \ D.$

Answer 2

Multiple hours per month by the months per year.

In this case, 15.33333 by 12 = 184