Question

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

A.)164 1/3
B.)182 2/3
C.)164
D.)184

Answer 1

Multiple hours per month by the months per year.

In this case, 15.33333 by 12 = 184

Answer 2

`1\ month\ \rightarrow\ \ 15 (1)/(3) \ hours\\12\ months \ \rightarrow\ x\\\\x=12\cdot 15 (1)/(3)\\\\x=12\cdot15+12\cdot (1)/(3) \ \ \ \Rightarrow\ \ \ x=180+4=184\ [hours]\\\\Ans.\ In\ the\ year\ he\ play\ 184\ hours\ \ \ \Rightarrow\ \ \ D.`