IBPS Government Jobs Exams Numerical Ability Number System

A certain number of two digits is three times the sum of its digits. If 45 be added to it, the digits are reversed. The number is:
(1) 72
(2) 32
(3) 27
(4) 23

Read Solution (Total 3)

IBPS Other Question

The square root of 3 + 5 is :
(1) 3/2 + 1/2
(2) 3/2 - 1/2
(3) 5/2 - 1/2
(4) 5/2+ 1/2
Three years ago the average age of A and B was 18 years. While C joining them now, the average becomes 22 years. How old (in years) is C now?
(1) 24
(2) 27
(3) 28
(4) 30