Advertisements
Advertisements
प्रश्न
In what period of time will Rs. 12,000 yield Rs. 3972 as compound interest at 10% per annum, if compounded on a yearly basis?
Advertisements
उत्तर
Principal, P = Rs. 12,000, Rate of interest, r = 10%, C.I. = Rs. 3972
`C.I. = P[(1 + R/100)^n - 1]`
`=> 3972 = 12000[(1 + 10/100)^n - 1]`
`=> 3972 = 12000[(11/10)^n - 1]`
`=> 3972/12000 + 1 = (11/10)^n`
`=> 1331/1000 = (11/10)^n`
`=> (11/10)^3 = (11/10)^n`
`=> n = 3 year`
APPEARS IN
संबंधित प्रश्न
Ranbir borrows Rs. 20,000 at 12% per annum compound interest. If he repays Rs. 8400 at the end of the first year and Rs. 9680 at the end of the second year, find the amount of loan outstanding at the beginning of the third year.
The compound interest, calculated yearly, on a certain sum of money for the second year is Rs. 1320 and for the third year is Rs. 1452. Calculate the rate of interest and the original sum of money
Calculate the amount and the compound interest for the following:
Rs.17,500 at 12°10 p.a. in 3 years
Calculate the amount and the compound interest for the following:
Rs.30,000 at 8°/o p.a. in `2 1/2` years
Calculate the amount and the compound interest for the following:
Rs.10,000 at 8°/o p.a. in `2 1/4` years
Calculate the amount and the compound interest for the following:
Rs. 76, 000 at 10 °/o p.a. in `2 1/2` years
Calculate the sum of money on which the compound interest (payable annually) for 2 years be four times the simple interest on Rs. 4,715 for 5 years, both at the rate of 5% per annum.
The simple interest on a certain sum of money for 3 years at 5% per annum is Rs.1,200. Find the amount and the compound interest due on this sum of money at the same rate and after 2 years. Interest is reckoned annually.
Compute the compound interest for the third year on Rs. 5000 invested for 5 years at 10% per annum, the interest being payable annually.
Rakesh invests Rs.25600 at 5% per annum compound interest payable annually for 3 years. Find the amount standing to his credit at the end of the second year.
