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Posted by on Sunday, January 15, 2012 at 9:27am.

The sum of the numerator and denominator of a fraction is 17. If 3 is added to the numerator, the value of the fraction will be 1. What is the fraction? Explain your workings.

  • Mathematics - , Sunday, January 15, 2012 at 10:19am

    let the fraction be a/b
    we are told a+b=17

    and (a+3)/b = 1
    a+3 = b

    back in a+b=17
    a + a+3 = 17
    2a = 14
    a = 7
    then b= 10

    Your fraction is 7/10

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