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7 May, 00:25

A song has 28 beats in 4 seconds. At this rate, how many beats are there in 30 seconds?

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Answers (2)
  1. 7 May, 02:13
    0
    This is like math ... 28 divided by 4 = 7 ... 7 x 30 = 210 so your answer is 210.
  2. 7 May, 03:47
    0
    You need to make a proportion

    beats 28 x

    seconds 4 30

    cross multiply and divide

    (28) (30) = 4x

    840 = 4x

    210 = x
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