A machine costs Rs 97,000 and its effective life is estimated to be 12 years. If scrap realises Rs 2,000 only, what amount should be retained out of profits at the end of each year to accumulate at compound interest of 5% per annum in order to buy a new machine after 12 years ? (use `1.05^(2) = 1.769`)

On what sum will the compound interest at 5% per annum for 2 years compounded annually be Rs 164?

At what rate percent compound interest per annum will Rs 640 amount to Rs 774.40 in 2 years?

Find the sum on which the compound interest for 3 years at 10% per annum amounts to Rs 1,655

Find the sum on which the compound interest for 3 years at 10% per annum amounts to Rs 1,655

A machine costs 60,000 and its effetive life is estimated to be 25 years. A sinking find is to be created for replacing the machine at the end of its life time when its scrap value is estimated as 5000. The price of the new machine is estimated to be 100% more than the price be set aside aht the end of each year, out of the profit, for the sinking fund if its accumulates at an interest of 6% per annum compounded anually.

Calculate the amount and the compound interest on Rs. 8,000 for 3 years at 5% per annum.

Calculate the amount and the compound interest on Rs. 12,000 in 2 years at 10% per year.

Find the amount and the compound interest on Rs. 16,000 in 3 years at 10% per annum.

Calculate the amount and the compound interest on Rs. 10,000 in 3 years at 8% per annum.

A sum of Rs. 400 is lent at the rate of 5% per annum. Find the interest at the end of 2 years.