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maths --plse help me..

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Two numbers are in the ratio 4:7.If thrice the larger is added to twice the smaller ,we get 87.Find the numbers

  • maths --plse help me.. - ,

    Set up your question

    x/y = 4/7 : 4y= 7x

    let x be larger than y
    3x + 2y = 87

    Substitute the value of x in the equation above and solve for y

  • maths --plse help me.. - ,

    simple way ...
    let the two numbers be 4x and 7x

    3(7x) + 2(4x) = 87
    29x=87
    x = 3

    numbers are 12 and 21

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