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Find the CI on Rs. 16000 for 9 months at 20% p.a. compounded quarterly.
The difference between SI and CI for 3 years at 10% p.a. on a certain sum is Rs. 31. Find the sum.
The population of a city increases by 5% annually. If the current population is 185220, what was it 3 years ago?
A man borrows Rs. 21000 at 10% CI. He pays it back in 2 equal annual installments. Find the amount of each installment.
A sum of money lent at SI amounts to Rs. 720 in 2 years and Rs. 1020 in 7 years. Find the rate.
If the SI on a sum for 2 years is Rs. 80 and the CI is Rs. 82, find the sum and rate.
At what rate of CI will Rs. 2000 amount to Rs. 2315.25 in 3 years?
A sum of money is doubled in 10 years at SI. In what time will it be tripled?
The population of a town increases by 4% in the first year and decreases by 4% in the second year. If the population at the end of 2nd year is 24960, find the original population.
Find the difference between CI and SI on Rs. 2000 for 2 years at 5% p.a.
If a sum of money amounts to Rs. 5200 in 5 years and Rs. 5680 in 7 years at SI, find the sum.
A sum of money doubles itself in 4 years at CI. In how many years will it become 16 times?
If compound interest is paid half-yearly, the compound amount formula is:
At what rate of SI will the interest on a certain sum be 0.125 times the principal in 2.5 years?
A sum of Rs. 12000 deposited at CI doubles in 5 years. After 20 years, it will be:
The difference between SI and CI on a certain sum for 2 years at 4% is Rs. 1. Find the sum.
In how many years will Rs. 1000 amount to Rs. 1331 at 10% CI?
If a person saves Rs. 100 at the end of every year at 10% CI, how much will he have after 2 years?
The SI on a sum is 16/25 of the principal. Find the rate if the rate and time are numerically equal.
What will be the ratio of SI earned by certain amount at same rate of interest for 6 years and 9 years?