The numerator of a fraction is 5 less than the denominator .If 2 is added to the numerator the fraction is equal to 1/4 . What
is the original fraction ?
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Answer:
fraction= (x-5)/x
(x-5+2)/(x+2)=4/5
5(x-3)=4(x+2)
5x-15=4x+8
5x-4x=8+15
x=23
numerator=x-5=23-5=18
denominator=x=23
fraction=18/23
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