Profit and Loss - General Aptitude

Q1:

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

A 3

B 4

C 5

D 6

ANS:C - 5

C.P. of 6 toffees = Re. 1

S.P. of 6 toffees = 120% of Re. 1 = Rs. 6
5
For Rs. 6 , toffees sold = 6.
5
For Re. 1, toffees sold = 6 x 5 = 5.
6