Question

the cost of new washing machine is ₹ 22, 000 its value depreciates every year if the depreciated value of the washing machine after 2 years is 14080 rupees find the rate of depreciation

Answer 1

see the attached file⬆⬆⬆

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Answer 2

14080=22000(1-x/100)^2
i solved it through hit n trial method
rate=20%