The denominator of a fraction is 5 greater than the numerator. If the numerator and the denominator are increased by 1, the resulting fraction is equal to 7â„12. What is the value of the original fraction? Choose the correct option:
A) 6 / 11
B) 8 / 13
C) 11 / 16
D) 12 / 17
E) 14 / 19

Rationale: let the numerator be x . then the denominator is x + 5 . x + 1 / x + 6 = 7 / 12 . 12 x + 12 = 7 x + 42 . 5 x = 30 . x = 6 . the original fraction is 6 / 11 . the answer is a .
Answer: A