The average of two numbers is If 2 is added to the smaller number, the ratio between the numbers becomes 1: The smaller number is-

A 60

B 30

C 84

D 40

Correct Answer: Option D

suppose, small number is x and another one is y here, x+y/2=62 or,x+y=124….i x+2/y=1/2 or,2x+4=y or,2x-y=-4…….ii i+ii , 3x=120 or,x=40