PPSC Past Paper Social Security Officer in PESSI – Labour and Human Resource Department 2018 Solved MCQs, Maths MCQs, PPSC Solved Past Papers MCQsAddition of two third of which number gives us 45?A. 18 B. 27 C. 36 D. 45 What is the digit when three times of the digit gives 16?The average age of A, B and C is 45. Furthermore, average age of A and B is 40 and of B and C is 43. Find the age of B?