Mathematics
The cost of a machine depreciated by ₹ 4000 during the first year and by ₹ 3600 during the second year. Calculate :
(i) the rate of depreciation.
(ii) the original cost of the machine.
(iii) its cost at the end of third year.
Related Questions
The compound interest, calculated yearly, on a certain sum of money for the second year is ₹ 1089 and for the third year it is ₹ 1197.90. Calculate the rate of interest and the sum of money.
A sum is invested at compound interest compounded yearly. If the interest for two successive years be ₹ 5700 and ₹ 7410, calculate the rate of interest.
Ramesh invests ₹ 12800 for three years at the rate of 10% per annum compound interest. Find :
(i) the sum due to Ramesh at the end of the first year.
(ii) the interest he earns for the second year.
(iii) the total amount due to him at the end of third year.
A certain sum of money is put at compound interest, compounded half-yearly. If the interest for two successive half-years are ₹ 650 and ₹ 760.50; find the rate of interest.