Simple Interest, Compound Interest, Time and Work - Online Test
30:00
1. If a sum of money doubles itself in 10 years at simple interest, what is the rate of interest per annum?
2. A sum of Rs. 1000 is lent at 10% per annum compound interest. If the interest is compounded annually, what is the amount after 3 years?
3. A and B can complete a piece of work in 10 days and 15 days respectively. In how many days can they together complete the work?
4. The difference between the compound interest and simple interest on a certain sum for 2 years at 10% per annum is Rs. 100. What is the sum?
5. If Rs. 800 becomes Rs. 950 in 2 years at simple interest, what is the rate of interest?
6. A sum of money invested at compound interest amounts to Rs. 9600 in 3 years and Rs. 10648 in 4 years. What is the rate of interest?
7. A can do a work in 20 days and B can do the same work in 30 days. They work together for 5 days. The remaining work is done by A alone. In how many total days will the work be completed?
8. What is the compound interest on Rs. 5000 for 2 years at 4% per annum, compounded annually?
9. A sum of money at simple interest becomes Rs. 1500 in 5 years and Rs. 1750 in 10 years. The sum is:
10. P and Q can complete a work in 12 days and 18 days respectively. They start working together, but Q leaves after 4 days. In how many more days will P complete the remaining work?
Test Results
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