Correct Answer - Option 1 : 2000
Given:
Each gain = 10%
Third sell = 2662
Concept used:
By Fraction method
Calculation:
Let selling price be Rs. 100
10% gain = 100 + 100 × (10/100) = 110
So, First purchase
⇒ 2662 × (100/110) × (100/110) × (100/110)
⇒ 2662 × (10/11) × (10/11) × (10/11)
⇒ 2 × 1000
⇒ 2000
∴ First pay for earphone Rs. 2000