# How to Get 20% gain? If

A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 20%?

- 3
- 4
- 5
- 6

**Answer: (c) 5
Explanation:-**

C P of 6 toffee = Rs. 1

Therefore, cost of one toffee = 1/6

vendor want 20% gain

then S P of on toffee = 1 x 120/6 x 100 = 1/5

Hence, he sell 5 toffee at 1 rupee.