Correct Answer - Option 3 : 40%
Given:
Profit % = 25%
Selling price = Rs.30
Formula Used:
Cost price = 100/(100 + profit %) × Selling price
Calculation:
The cost price = 100/(100 + 25) × 30 = 24
New Profit = 33.60 - 24 = 9.60
Profit % = 9.6/24 × 100 = 40%
∴ The profit percentage is 40%