Basics of Finan...

During a period of two years, a principal of Rs. 100 amounts to  Rs. 121 at the annual compound rate of r%. The value of $r$ will be

Rakesh took a loan for 7 years at the rate of 6% p.a. S.I. If the total interest paid was Rs. 2100, the principal was

The population of a small town is increased by $\cfrac{15}{2}$ % per annum for two years. If the present population is $73, 960$, then two years before the population was

A certain sum of money Q was deposited for 5 years and 4 months at 4.5%  simple interest and mounted to Rs. 248. Then the value of Q is

The compound interest of Rs. 1,000 at the rate of 10% will be Rs. 210 in:

If the population of a town is  64,000 and its annual increase is 10%, then its correct population at the end of 3 years will be

A sum of money becomes Rs. 13380 after 3 years and Rs. 20070 after 6 years on compound interest. The sum is

If in two years time a principal of $Rs. 100$ amounts to $Rs. 121$, when the interest  at the rate of $r\%$ is compounded annually, then the value of $r$ will be

The cost of a scooter depreciates every year by 15% of its value at beginning of the year. If the present cost of the scooter is Rs. 8,000; find its cost (in Rs.) after 2 years.

A loan was repaid in two annual instalments of Rs. 1210 each. If the rate of interest be 10% per annum, compounded annually, then the sum borrowed was