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6 July, 17:40

The variable c varies directly with a and inversely with b, and c=3/20 when a = 2 and b=5

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  1. 6 July, 17:49
    0
    C = 3/20

    Three divided by twenty equals 0.15

    a = 2/20

    Two divided by twenty equals 10

    b = 5/20

    Five divided by twenty equals 4
  2. 6 July, 18:21
    0
    k = 3/8

    when a=1 and b=5, c=3/40
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