If the cost price of 12 pens is equal to the selling price of 8 pens, calculate the profit percent.
A
12%
B
30%
C
50%
D
60%
Correct Option:
C
Explanation
Let the cost price of one pen be ₹2. Then the cost price of 12 pens is ₹24, which equals the selling price of 8 pens. Therefore, the selling price of one pen is ₹3. The profit is ₹1 on a cost price of ₹2, so the profit percentage is 50%.