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28 January, 05:51

Mr Smith can do 10 jumping jacks in 8 seconds. At this rate, how many jumping jacks can he do in 12 seconds? Show your work.

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  1. 28 January, 06:11
    0
    10 Jumping Jacks

    Step-by-step explanation:

    8:10=0.8

    0.8x12=9.6

    9.6 rounded to the nearest tenth is 10.0.
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