1977 AHSME Problems/Problem 25
Problem 25
Determine the largest positive integer such that
is divisible by
.
\textbf{(A) }79\qquad
\textbf{(B) }80\qquad
\textbf{(C) }81\qquad
\textbf{(D) }82\qquad
\\\\
Determine the largest positive integer such that
is divisible by
.
\textbf{(A) }79\qquad
\textbf{(B) }80\qquad
\textbf{(C) }81\qquad
\textbf{(D) }82\qquad
\\\\
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