Question

Number of persons Calculate the mean of the following data using Step-deviation method: [Take assumed mean, a = 35] Marks More than 0 100 More than 10 90 More than 20 75 More than 30 50 More than 40 25 More than 50 15 More than 60 5​

Answer 1

Answer:

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Machinery worth₹256300 depreciates at a rate 12% .How much it is worth after 6 years if the rate of depreciation is compounded annually?