Query Detail : RBI Grade B Phase I

Q 5. The sum and product of two numbers are 11 & 18 respectively. The sum of their reciprocals is Correct Answer : 11/18
Garima,   October 24th 2019,  
RBI Grade B Phase I


Let numbers are x & y

then x + y = 11 & xy = 18

So 1/x+ 1/y = (x+y)/xy = 11/18