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Posted by on Wednesday, June 13, 2012 at 8:06am.

the denominator of a rational number is greater than the numerator by 6. if the numerator is decreased by 2 and the denominator is increased by 4 . the rational is 1/5 .Find the rational number.

  • math - , Wednesday, June 13, 2012 at 9:36am

    Let the "rational number" be a/b.
    b = a + 6
    (a-2)/(b+4) = 1/5
    (a-2)/(a +10) = 1/5
    a - 2 = (a/5)+ 2
    4a/5 = 4
    a = 5 b = 11
    The number is 5/11.

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