A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 20%?
A. 6
B. 4
C. 5
D. 3
Answer: Option C
Solution (By JKSSB Mock Tests)
Cost Price of 6 toffees = 1. Cost Price of 1 toffee = 1 / 6. Selling Price of 1 toffee to gain 20% = (1 / 6) * 1.20 = 1 / 5. He must sell 5 toffees for a rupee.
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