kim2177558 kim2177558

22-02-2017
Mathematics

contestada

Penny and Sheldon are assembling hair clips. Penny can assemble a hair clip in 6 minutes and Sheldon can assemble a hair clip in 9 minutes. If they start making the hair clips at the same time, what is the least amount of minutes it will take for them finish a hair clip at the same time?

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maikasuaya maikasuaya

22-02-2017

The answer is 18 minutes

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