Question

The numerator of a rational is 8 less than its denominator. if the numerator is increased by 1 and the denominator is decreased by 1 the number obtained is 1 upon 2. find the number

Answer 1

Answer:

let the denominator be x

A/Q

=>(x-8+1)/(x-1)=1/2

=>(x-7)/(x-1)=1/2

=>2(x-7)=x-1

=>2x-14=x-1

=>2x-x=-1+14

=>x=13

Answer 2

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