2021 Cayley Problem 6

Eugene swam on Sunday, Monday and Tuesday. On Monday, he swam for 30 minutes. On Tuesday, he swam for 45 minutes. His average swim time over the three days was 34 minutes. For how many minutes did he swim on Sunday?

\textbf{(A)}\ 20\quad \textbf{(B)}\ 25\quad \textbf{(C)}\ 27\quad \textbf{(D)}\ 32\quad \textbf{(E)}\ 37.5

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

Full credit to this problem is given to the CEMC, you may view all Cayley contests here.