Seudónimo Seudónimo

21-09-2016
Mathematics

contestada

A local radio station is having a contest in which every 12th caller receives a recently released CD and every 20th caller receives four free tickets to an upcoming concert. Which caller will be the first to receive both prizes?

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absurdbird absurdbird

21-09-2016

The 60th caller because that is the lowest common denominator of 12 and 20

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