In a school referendum, $\frac{3}{5}$ of a student body voted 'yes' and $28 \%$ voted 'no'. If there were no spoiled ballots, what percentage of the students did not vote?
(A) $72 \%$
(B) $40 \%$
(C) $32 \%$
(D) $12 \%$
(E) $88 \%$
In a school referendum, $\frac{3}{5}$ of a student body voted 'yes' and $28 \%$ voted 'no'. If there were no spoiled ballots, what percentage of the students did not vote?
(A) $72 \%$
(B) $40 \%$
(C) $32 \%$
(D) $12 \%$
(E) $88 \%$

## Solution

Since $\frac{3}{5}$ or $60 \%$ of the students voted 'yes' and $28 \%$ voted 'no', $88 \%$ of the student body voted. Hence, $100 \%-88 \%$ or $12 \%$, of the students did not vote.

ANSWER: (D)