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29 August, 12:30

Mr castle 72 shares out 72 marbles between Emely and Asif in the ratio 7:1

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  1. 29 August, 12:34
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    Because the ratio is 7:1 it means that the total must be a multiple of (7+1) = 8

    Each part of the ratio is equal to:

    72/8=9

    Since E:A=7:1

    Emily has 7*9=63 marbles and

    Asif has 1*9=9 marbles ...
  2. 29 August, 12:46
    0
    1)) 72=7x+1x

    72=8x

    9=x

    one child gets 7*9 = 63 and the other 1*9 = 9

    2)) 52 = 3x+10x

    52=13x

    4=x

    one child gets 3*4=12 and the other 10*4=40
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