In a class, 30% of the students offered English, 20% offered Hindi and 10% offered both. If a student is selected at random, what is the probability that he. has offered English or Hindi ?
A) 1/2 B) 3/4
C) 4/5 D) 2/5
In a class 30 of the students offered english
Answer: D) 2/5
Subject: Probability – Quantitative Aptitude – Arithmetic Ability