Question
The value of a washing machine depreciates by 10% every
year. The current price of the washing machine is ₹9477. What was the price of the machine three years ago?Solution
Let the price of a washing machine three years ago be Rs. Is. According to Question, X × (1-10/100)3 =9477 X × (9/10)3 =9477 X ×729/1000 =9477 X=13000.
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