Question 1. On what sum will the compound interest at 5% per annum for 2 years compounded annually be ₹164.Solution: Show
Question 2. Find the principal if the interest compounded annually at the rate of 10% for two years is ₹210.Solution:
Question 3. A sum amounts to ₹756.25 at 10% per annum in 2 years, compounded annually. Find the sum.Solution:
Question 4. What sum will amount to ₹4913 in 18 months, if the rate of interest is 12 ½ % per annum, compounded half-yearly?Solution:
Question 5. The difference between the compound interest and simple interest on a certain sum at 15% per annum for 3 years is ₹283.50. Find the sum.Solution:
Question 6. Rachana borrowed a certain sum at the rate of 15% per annum. If she paid at the end of two years ₹1290 as interest compounded annually, find the sum she borrowed.Solution:
Question 7. The interest on a sum of ₹2000 is being compounded annually at the rate of 4% per annum. Find the period for which the compound interest is ₹163.20.Solution:
Question 8. In how much time would ₹5000 amount to ₹6655 at 10% per annum compound interest?Solution:
Question 9. In what time will ₹4400 become ₹4576 at 8% per annum interest compounded half-yearly?Solution:
Question 10. The difference between the S.I. and C.I. on a certain sum of money for 2 years at 4% per annum is ₹20. Find the sum.Solution:
Question 11. In what time will Rs. 1000 amount to Rs. 1331 at 10% per annum, compound interest?Solution:
Question 12. At what rate percent compound interest per annum will Rs. 640 amount to Rs. 774.40 in 2 years?Solution:
Question 13. Find the rate percent per annum if Rs. 2000 amount to Rs. 2662 in 1 ½ years, interest being compounded half-yearly?Solution:
Question 14. Kamala borrowed from Ratan a certain sum at a certain rate for two years simple interest. She lent this sum at the same rate to Hari for two years compound interest. At the end of two years she received Rs. 210 as compound interest, but paid Rs. 200 only as simple interest. Find the sum and the rate of interest.Solution:
Chapter 14 Compound Interest – Exercise 14.3 | Set 2What is the difference between compound interest and simple interest for the sum of 2000 over a 2 year?Solution : Simple interest<br> `R=5%`<br> `(P*R*T)/100=2000`<br> `(P*5*8)/100=2000`<br> `P=5000Rs`<br> Compound interest<br> `R=5%`<br> `P(R/100)^2=12.50`<br> `P(5/100)^2=12.50`<br> `P=5000Rs`<br> option c is correct. Step by step solution by experts to help you in doubt clearance & scoring excellent marks in exams.
What will be the difference in simple and compound interest on 2000?= 2662 - 2000 - 600 = Rs 62.
What is the difference between simple and compound interest on a sum of Rs 2000 for 3 years at 20% per annum?The difference between the interest payable on a sum invested for three years at 20% compound interest per annum compounded annually and 20% simple interest per annum for the same period is ₹448.
What is the difference between compound interest and simple interest on 2500 for 2 years at 4% per annum?= 2704 - 2500 = Rs. 204 C.I. - S.I.
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