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1961 AHSME Problems/Problem 37

Revision as of 17:02, 20 December 2011 by Artmathfun (talk | contribs) (Created page with "In racing over a given distance <math>d</math> at uniform speed, <math>A</math> can beat <math>B</math> by 20 yards, <math>B</math> can beat <math>C</math> by 10 yards, and <math...")
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In racing over a given distance $d$ at uniform speed, $A$ can beat $B$ by 20 yards, $B$ can beat $C$ by 10 yards, and $A$ can beat $C$ by 28 yards. Then $d$, in yards, equals:


$\textbf{(A)}\ \textrm{not determined by the given information} \qquad \textbf{(B)}\ 58 \qquad \textbf{(C)}\ 100 \qquad \textbf{(D)}\ 116 \qquad \textbf{(E)}\ 120$

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