In an examination 35% of the students passed and 351 failed. How many students appeared for the examination?
Answers.
A) 540 B) 400 C) 700 D) 650 E) 840

Rationale: let the number of students appeared be x then , 65 % of x = 351 65 x / 100 = 351 x = 351 * 100 / 65 = 540 answer is a
Answer: A