Get 10 SSC CHSL Mocks at just Rs. 117. Enroll here
Two numbers are 10% and 20% lesser than a third number respectively. By how much percent is the second number should be enhanced to make it equal to the first number?
Let those 3 numbers are x, y&z;
x = 0.9z & y = 0.8z
y = 0.8(x/0.9)
(0.9/0.8)y = x
1.125 y = x
so to make y equal to x, it should be enhanced by (1.125-1)*100% = 12.5%
So the answer is option C.
Create a FREE account and get:
Ask doubts feature is currently unavailable for you. You can reach us at firstname.lastname@example.org for any further details/doubts.
Boost your Prep!