MathDB

8

Part of 1987 AMC 8

Problems(1)

1987 AJHSME Problem 8

Source:

6/25/2011
If A\text{A} and B\text{B} are nonzero digits, then the number of digits (not necessarily different) in the sum of the three whole numbers is
\begin{tabular}[t]{cccc} 9 & 8 & 7 & 6 \\ & A & 3 & 2 \\ & & B & 1 \\ \hline \end{tabular}
(A) 4(B) 5(C) 6(D) 9(E) depends on the values of A and B\text{(A)}\ 4 \qquad \text{(B)}\ 5 \qquad \text{(C)}\ 6 \qquad \text{(D)}\ 9 \qquad \text{(E)}\ \text{depends on the values of A and B}