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2014 AIME I Problems/Problem 3

Revision as of 14:11, 14 March 2014 by Dude123 (talk | contribs) (→‎Problem 3)

Problem 3

Find the number of rational numbers $r,$ $0<r<1,$ such that when $r$ is written as a fraction in lowest terms, the numerator and the denominator have a sum of 1000.

Solution

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