Question: If the cost price of 6 pens is the same as the selling price of 5 pens, find the profit/loss percentage.
- 20 % profit
- 20 % loss
- 10 % loss
- 10 % profit
Answer: 1. 20% profit
Solution:
cost price be c. selling price be s.
6c=5s
profit = (6c/5 – c)/100
=20 percent profit