Question :
Option 1: 12.5%
Option 2: 10%
Option 3: 15%
Option 4: 11.11%
Correct Answer: 10%
Solution :
Given:
Let the marked price be 100.
So,
Let the selling price be
⇒
So, the discount percentage is (100 – 90)% = 10%
Hence, the correct answer is 10%.