Question

A fraction's value is 4/5. When its numerator
is increased by 9, the new fraction equals
the reciprocal of the value of the original
fraction. Find the original fraction​

Answer 1

If the numerator of a fraction is increased by 2 and the denominator is increased by 3 the fraction becomes 79
and if both the numerator as well as the denominator are decreased by 1, the fraction becomes 45.
What is the original fraction? 56
b. 911
c. 1316
d. 1721