1.

The difference between the numerator and the denominator of a fraction is 7 more than thrice the denominator. If the numerator and the denominator are decreased by 6 , the denominator becomes one-fifth of the numerator. If the numerator is greater than the denominator, determine the fraction.

Answer»

-STEP explanation:let denominator be xnow NUMERATOR- x=7+3xso numerator= 7+4xso according to the above assumption fraction is 7+4x/xdecreasing numerator and denominator by 67+4x-6/x-6= 1+4x/ x-6denominator= 1/5 of numerator ( given in PROBLEM)x-6 = 1/5*1+4xx-6= 1+4x/5on cross multiplying5x-30=1+4x5x-4x = 30x=30so denominator= 30numerator is 127......(7+4x)



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