The ratio of two number is 3 : 5. If their product is 3375, then what is the sum of both the numbers?

a) 75
b) 120
c) 90
d) 135

Ans : 120

SSC Constable GD paper : Elementary Mathematics

Solution :

The ratio of two number is 3 : 5
Number are 3x and 5x

Product of numbers is 3375

Sum of both the numbers =