2013 Fermat Problem 14

In a school fundraising campaign, 25\% of the money donated came from parents. The rest of the money was donated by teachers and students. The ratio of the amount of money donated by teachers to the amount donated by students was 2 : 3. The ratio of the amount of money donated by parents to the amount donated by students was

\textbf{(A)}\ 20 : 9\quad \textbf{(B)}\ 5 : 6\quad \textbf{(C)}\ 5 : 9\quad \textbf{(D)}\ 1 : 2\quad \textbf{(E)}\ 5 : 12

If there are no answer choices shown, enter a numerical answer.

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