Question

Sum.of 3 consecutive numbers is 156 .what will be second number

Answer 1

Let 1st no. =X. 2nd no.=X+1. 3rd no.=X+2. Therefore,  X+X+1+X+2=156 3x+3=156. Now3(X+1)=156. So, X+1=156/3=52. Thus, second number is 52