Q.1
The simple interest accrued on a certain principal in 5 years at the rate of 12 p.c.p.a. is Rs.1536. what amount of simple interest would one get if one invests Rs.1000 more than the previous principal for 2 years and at the same rate p.c.p.a. ?
Q.2
The simple interest on a certain sum of money at the rate of 5% p.a. for 8 years is Rs. 840. At what rate of interest the same account of interest can be received on the same sum after 5 years?
Q.3
If the simple interest for 6 years be equal to 30% of the principal, it will be equal to the principal after = ?
Q.4
In simple interest rate per annum a certain sum amounts to Rs. 5182 in 2 years and Rs. 5832 in 3 years. The principal in rupees is = ?
Q.5
A lends Rs. 2500 to B and a certain sum to C at the same time at 7% p.a. simple interest. If after 4 years, A altogether receives Rs. 1120 as interest from B and C, then the sum lent to C is :
Q.6
Rs. 260200 is divided between Ram and Shyam so that the amount that Ram receives in 3 years is the same as that Shyam receives in 6 years. If the interest is compounded annually at the rate of 4% per annum then Ram's share is = ?
Q.7
Simple interest on a certain sum at a certain annual rate of interest is $$\frac{1}{9}$$ of the sum. If the numbers representing rate percent and time in years be equal, then the rate of interest is -
Q.8
A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is
Q.9
Kruti took a loan at simple interest rate of 6 p.c.p.a. in the first year and it increased by 1.5 p.c.p.a. every year. If she pays Rs. 8190 as interest at the end of 3 years, what was her loan amount ?
Q.10
Rs. 6000 becomes Rs. 7200 in 4 years. If the rate becomes 1.5 times of itself, the amount of the same principal in 5 years will be = ?
Q.11
Rs. 1000 is invested at 5% per annum simple interest. If the interest is added to the principal after every 10 years, the amount will become Rs. 2000 after = ?
Q.12
A sum becomes its double in 10 years. Find the annual rate of simple interest.
Q.13
The interest earned on Rs. 15000 in 3 years at simple interest is Rs. 5400. Find the rate of interest per annum.
Q.14
The sum invested in scheme B is thrice the sum invested in scheme A. The investment in scheme A is made for 4 years at 8% p.a. simple interest and in scheme B for 2 years at 13% p.a. simple interest. The total interest earned from both the schemes is Rs. 1320. How much amount was invested in scheme A?
Q.15
Find the amount to be received after 2 years 6 months at the rate of 5% p.a. of simple interest on a sum of Rs. 3200.
Q.16
For 2 years, a sum was put at SI at a certain rate. If the rate was 3% higher, it would have fetched Rs. 300 more. What will be the sum ?
Q.17
A money lender claims to lend money at the rate of 10% per annum simple interest. However, he takes the interest in advance when he lends a sum for one year. At what interest rate does he lend the money actually ?
Q.18
If a sum of money becomes Rs. 4000 in 2 years and Rs. 5500 in 4 years 6 months at the same rate of simple interest per annum. Then the rate of simple interest is = ?
Q.19
If a sum of money double itself in 8 years, then the interest rate in percentage is ?
Q.20
Alipta got some amount of money from her father. In how many years will the ratio of the money and the interest obtained from it be 10 : 3 at 6% simple interest per annum ?
Q.21
A sum of Rs. 1550 was lent partly at 5% and partly at 8% p.a. simple interest. The total interest received after 3 years was Rs. 300. The ratio of the money lent at 5% to that lent at 8% is:
Q.22
Vishwas borrowed a total amount of Rs. 30000, part of it on simple interest rate of 12 p.c.p.a. and remaining on simple interest rate of 10 p.c.p.a. If at the end of 2 year she paid in all Rs. 36480 to settle the loan amount, what was the amount borrowed at 12 p.c.p.a ?
Q.23
An amount of Rs. 1,00,000 is invested in two types of shares. The first yields an interest of 9% p.a. and second, 11% p.a. If the total interest at the end of one year is $$9\frac{3}{4}$$ %, then the amount invested in each share was -
Q.24
A sum of Rs. 3000 yields an interest of Rs. 1080 at 12% per annum simple interest in how many years ?
Q.25
A sum of Rs. 1440 is lent out in three parts in such away that the interests on first part at 2% for 3 years, second part at 3% for 4 years and third part at 4% for 5 years are equal. Then the difference between the largest and the smallest sum is -
Q.26
A certain sum doubles in 7 years at simple interest. The same sum under the same interest rate will become 4 times in how many years = ?
Q.27
On a certain sum the simple interest for $$12\frac{1}{2}$$ year is $$\frac{3}{4}$$ of the sum. Then the rate of interest is = ?
Q.28
Tushar borrowed a sum of Rs. 12000 at 15% per annum from a money - lender on 13th January, 1987 and return the amount on 8th June, 1987 to clear his debt. Then the amount paid by Tushar to the money - lender to clear his debt was = ?
Q.29
If the simple interest on Rs. 1 for 1 month is 1 paisa, then the rate percent per annum will be = ?
Q.30
A person invests money in three different schemes for 6 years, 10 years and 12 years at 10 percent, 12 percent and 15 percent simple interest respectively. At the completion of each scheme, he gets the same interest. The ratio of his investment is
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