kellinole kellinole

16-03-2015
Mathematics

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Richard practiced each of 3 piano solos for 5/12 of an hour. How long did he practice in all?

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AndyBryer AndyBryer

16-03-2015

To do this we need to multiply
5/12 * 3 = 15/12 hours
This is the same as 75 minutes or 1 and a quarter hours

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