Correct Answer - Option 2 : 12.5%
Given:
Discount = Rs. 100
Marked price = Rs. 800
Formula Used:
Discount is always calculated on marked price (MP)
Discount% = (Discount/MP) × 100
Calculation:
Discount = Rs. 100, MP = Rs. 800
∴ Discount% = (100/800) × 100
⇒ Discount% = 12.5%
∴ Discount% is 12.5%