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the value of a machine depreciates every year at the rate of 10% of its value the machine was purchases.for rs 40000 when new and it was sold for 29160 find the no. of years that the machine was used
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the value of a machine depreciates every year at the rate of 10% of its value the machine was purchases.for rs 40000 when new and it was sold for 29160 find the no. of years that the machine was used

User Mustafaturan
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40000ยท(1 - 0.1)^x = 29160 --> x = 3 years

User Tuwana
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