AMC 8 1993 Problem 15

The arithmetic mean (average) of four numbers is $85$. If the largest of these numbers is $97$, then the mean of the remaining three numbers is $\text{(A)}\ 81.0 \text{(B)}\ 82.7 \text{(C)}\ 83.0 \text{(D)}\ 84.0 \text{(E)}\ 84.3$