Application of Formula of CI

Q. A man had Rs 1000 which he invested in two schemes. The first scheme offered an interest of 6% and the second scheme offered an interest of 9%. If the simple interest he received from both the schemes at the end of the year are equal, how much did he invest in the second scheme?

1. Rs 500
2. Rs 400
3. Rs 600
4. Rs 200

Q. If the interest is compounded half yearly calculate the amount when principle is ruppess 7400 the rate of interest is 5%and the duration is one year

Q. The difference between the S.I. on a certain sum at the rate of 10% per annum for 2 years and C.I. which is compounded every 6 months is Rs. 124.05. What is the principal sum?

1. Rs. 6000
2. Rs. 8000
3. Rs. 10, 000
4. Rs. 12, 000

Q. If the price of rice increases from 100 to 150 per kg, find the percentage increase in price?

1. 15%
2. 25%
3. 50%
4. 75%

Q. A sum of money invested at a certain rate of interest doubles itself in $10$ years. In how many years will the money triple itself at the same rate?

Q. Vikram borrowed Rs. $2000$ from a bank at $10\%$ per annum simple interest. He lent it to his friend Venkat at the same rate but compounded annually. Find his gain after $2\frac{1}{2}$ years.

1. $280$
2. $38.117$
3. $370$
4. $347.13$

Q. What rate gives ₹ 280 as interest on a sum of ₹ 56, 000 in 2 years?

Q. Shweta, Piyush and Nachiket together invested Rs 80000 and started a business of selling sheets and towels from Solapur. Shweta's share of the capital was Rs 30000 and Piyush's Rs 12000. At the end of the year they had made a profit of $24\%$. What was Nachiket's investment and what was his share of the profit?

Q. The present population of a city is 8000 if it increases by $10\%$ during the first year and by $20\%$ during the second year , then population after two years will be

1. 12400
2. 14400
3. None of these
4. 10560

Q. Find the amount and the compound interest on Rs.18750 after 3 years, compounded annually, the rates of interest being 8% p.a 10% p.a and 12% p.a during the first year, second year and third year respectively.

Q. $96\%$ of the cost of a TV is Rs. $10464$. What is its total cost?

Q. The compound interest on Rs. 20, 480 at $6\frac{1}{4}$% per annum for 2 years 73 days, is

1. $Rs.2929$
2. $Rs.3000$
3. $Rs.3131$
4. $Rs.3636$

Q. Question: The following balances appear in the books of Crystal Ltd on January 1, 2005

Items	(Rs)
Machinery account on	$15,00,000$
Provision for depreciation account	$5,50,000$

On April 1, 2005, a machinery which was purchased on January 1, 2002 for Rs $2,00,000$ was sold for Rs $75,000$. A new machine was purchased on July 1, 2005, for Rs$6,00,000$. Depreciation is provided on machinery at $20\%$ per annum on straight-line method and books are closed on December 31st every year. Prepare the Machinery account and Provision for depreciation account for the year ending December 31, 2005.

Q. The compound interest on a certain sum of money at 4% per annum for 2 years is Rs.306. Calculate the simple interest on the same sum for 5 years and 7% per annum.

Q. On what sum of money will the compound interest for 2 years at 5 per cent per annual amount to Rs.768.75?

Q. If the price of rice increases from 100 to 150 per kg, find the percentage increase in price?

1. 15%
2. 25%
3. 50%
4. 75%