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Maths

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If the numerator and denominator of the fraction
4
9 are both increased by a certain
value, m, the fraction then becomes equal to
3
4. Calculate this value.

  • Maths - ,

    (4+x)/(9+x) = 3/4

    16 + 4 x = 27 + 3 x

    x = 11

    check
    (4+11)/(9+11)
    15/20
    3/4 yes

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