Mathematics
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.
Related Questions
A certain sum amounts to ₹ 5292 in two years and ₹ 5556.60 in three years, interest being compounded annually. Find :
(i) the rate of interest
(ii) the original sum.
Mohit invests ₹ 8000 for 3 years at a certain rate of interest, compounded annually. At the end of one year, it amounts to ₹ 9440. Calculate :
(i) the rate of interest per annum.
(ii) the amount at the end of the second year.
(iii) the interest accrued in the third year.
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.
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.