1987 AHSME Problems/Problem 3

Problem

How many primes less than $100$ have $7$ as the ones digit? (Assume the usual base ten representation)

$\text{(A)} \ 4 \qquad \text{(B)} \ 5 \qquad \text{(C)} \ 6 \qquad \text{(D)} \ 7 \qquad \text{(E)} \ 8$

1987 AHSME (Problems • Answer Key • Resources)
Preceded by Problem 2	Followed by Problem 4
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