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asked Jun 9, 2016 in Statistics Answers by anonymous

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2 Answers

100/80*20=25.
answered Jun 10, 2016 by Rod Top Rated User (442,220 points)
If 20 is 80% (4/5) of the whole that means we need to find 1/5 (20%). So that means 1/5 is 20/4=5 (5 is 1/5 of the whole). If 5 is 1/5 so that means the whole is 5x5,which is 25.
answered Oct 31, 2016 by Anonymous

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