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05-03-2018
Mathematics

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Find the unit rate. 6 2/5 revolutions in 2 2/3 seconds

Respuesta :

05-03-2018

The unit rate will be in revolutions per second. That means divide number of revolutions by number of seconds.

first convert from mixed fraction.
6 2/5 = 32/5 revolutions
2 2/3 = 8/3 seconds

32/5 ÷ 8/3
flip multiply
32/5 × 3/8 = 12/5 revolutions per second

12/5 = 2 2/5 revolutions per second

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