Present age of 5 members = 5 x 17 + 3 x 5 = 100 years
Also, present ages of 5 members + Age of the baby = 6 x 17 = 102 years
Age of the baby = 102 – 100 = 2 years.
Three years ago, the average age of a family of 5 members was 17. A baby having been born, the average age of the family is the same today. What is the age of the child?
Options:
(A) 3
(B) 2
(C) 4
(D) 1
(E) 5
(B)

On dividing 964807 by 15 we get the remainder 7, so 7 should be subtracted
Find the least number must be subtracted from 964807 so that remaining no.is divisible by 8?
Options:
(A) 7
(B) 6
(C) 5
(D) 4
(E) 3
(A)

In each number except 427, the middle digit is the sum of other two.

396, 462, 572, 427, 671, 264
Options:
(A) 396
(B) 427
(C) 671
(D) 264
(E) 572
(B)