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Increasing the original price of an item by 10%, then decreasing by 20% and then again increasing the price by 10% is equivalent to :

Increasing the original price of an item by 10%, then decreasing by 20% and then again increasing the price by 10% is equivalent to : Correct Answer 3.2% decrease

Let the original price be P. P1 = 1.1P P2 = 0.8P1 = 0.8 x 1.1P = 0.88P P3 = 1.1P2 = 1.1 x 0.88P = 0.968P Change in price = {(0.968P - P) / P} x 100% = - 3.2% which is 3.2% decrease in original price.

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