Gate CS-2013 Question Paper With Solutions

Q. 62 Out of all the 2-digit integers between 1 and 100, a 2-digit number has to be
selected at random. What is the probability that the selected number is not
divisible by 7?

(A) 13/90

(B) 12/90

(C) 78/90

(D) 77/90

Answer: (D)

Explanation: