Question
The price of a TV set is increased by 20% and then again
increased by 10%. What is the net percentage increase in price?Solution
Let original price = 100 After 20% increase: new price = 120 After further 10% increase: new price = 120 + 10% of 120 = 120 + 12 = 132 Net increase = 132 − 100 = 32 Net percentage increase = 32% Answer: 32% increase
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