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19 May, 08:08

Chase plays the piano and the cello. For every 2 hours he practices the piano, he practices the cello for 4 hours. If he practiced the piano for 7 hours last week, how many hours did he spend practicing the cello

A. 14

B. 8

C. 56

C. 28

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Answers (2)
  1. 19 May, 09:04
    0
    The answer is a)

    14

    multiply by two throughout
  2. 19 May, 11:39
    0
    P/c=2/4=1/2

    7/c=1/2

    14/c=1

    c=14

    So Chase practiced the Cello for 14 hours.
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