2005 AMC 12B Problems/Problem 15

Problem

The sum of four two-digit numbers is $221$ . Non of the eight digits is $0$ and no two of them are the same. Which of the following is not included among the eight digits?

$\mathrm{(A)}\ 1 \qquad \mathrm{(B)}\ 2 \qquad \mathrm{(C)}\ 3 \qquad \mathrm{(D)}\ 4 \qquad \mathrm{(E)}\ 5$

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2005 AMC 12B Problems/Problem 15

Problem

Solution

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