Asked by Steven

Rob practiced 3/5 of his music in 25 minutes. About how long did it take him to practice all his music?
Answered by Ms. Sue
(3/5)25 = (5/5)x

3/5x = 25

x = 25 / 3/5

x = 25 * (5/3)

x = 125 / 3

x = 41.67 or about 42 minutes

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