The sum of present age of Abe and the age before 7 years is 35. Find the present age of Abe. What will be his age after 7 years?	Answers:
A) 25  B) 26  C) 27  D) 28  E) 29

Rationale: present age = x before 7 yrs , y = x - 7 after 7 yrs , z = x + 7 by the qn , x + ( x - 7 ) = 35 2 x - 7 = 35 2 x = 35 + 7 x = 42 / 2 x = 21 z = x + 7 = 21 + 7 = 28 answer : d
Answer: D