Practice: Compound Interest
Untimed practice · 25 questions in this set
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Question 1 of 25
Medium
Compound Interest
The population of a town increases by 5% per annum. If the current population is 20,000, what will be the population after 2 years?
Question 2 of 25
Hard
Compound Interest
A sum of money at compound interest amounts to Rs. 2,400 in 2 years and Rs. 2,880 in 3 years. Find the rate of interest.
Question 3 of 25
Medium
Compound Interest
A certain sum of money doubles itself in 5 years at compound interest. What is the annual interest rate?
Question 4 of 25
Hard
Compound Interest
A sum of money becomes Rs. 2,500 in 3 years and Rs. 3,500 in 6 years at compound interest. What is the principal amount?
Question 5 of 25
Medium
Compound Interest
If the compound interest on a certain sum for 2 years at 5% per annum is Rs. 410, what is the principal amount?
Question 6 of 25
Medium
Compound Interest
A man invests ₹5000 at 10% CI for 2 years. Interest earned?
Question 7 of 25
Hard
Compound Interest
A man invests Rs. 5,000 at a certain rate of compound interest, and the amount becomes Rs. 6,050 in 2 years. Find the rate of interest per annum.
Question 8 of 25
Medium
Compound Interest
A sum becomes ₹2420 in 2 years and ₹2662 in 3 years at CI. Rate of interest?
Question 9 of 25
Hard
Compound Interest
A certain sum amounts to Rs. 1,452 in 2 years and Rs. 1,574.40 in 3 years at compound interest. What is the rate of interest per annum?
Question 10 of 25
Hard
Compound Interest
If the compound interest in 2 years on a certain sum at 5% per annum is Rs. 1025, what is the sum?
Question 11 of 25
Hard
Compound Interest
A certain sum of money triples itself in 5 years at compound interest. In how many years will it become nine times itself?
Question 12 of 25
Medium
Compound Interest
A man invests Rs. 20,000 at a compound interest rate of 15% per annum. What will be the amount after 3 years?
Question 13 of 25
Medium
Compound Interest
The compound interest on a certain sum for 2 years at 5% per annum is Rs. 205. What is the principal amount?
Question 14 of 25
Medium
Compound Interest
A sum of money triples itself in 6 years when compounded annually. What is the annual compound interest rate?
Question 15 of 25
Hard
Compound Interest
The compound interest on a sum of Rs. 1,200 for 2 years is Rs. 252. Calculate the rate of interest per annum.
Question 16 of 25
Medium
Compound Interest
If Rs. 5,000 becomes Rs. 6,000 in 2 years at compound interest, what will be the amount after 4 years?
Question 17 of 25
Medium
Compound Interest
At what rate of CI will ₹1000 become ₹1331 in 3 years?
Question 18 of 25
Medium
Compound Interest
A sum of ₹8000 invested at CI of 10% for 3 years amounts to?
Question 19 of 25
Hard
Compound Interest
If the compound interest on a certain sum for 2 years at 10% per annum is Rs. 210, what is the principal amount?
Question 20 of 25
Hard
Compound Interest
The compound interest on Rs. 16,000 for 1 year at 20% per annum, compounded semi-annually, is?
Question 21 of 25
Medium
Compound Interest
An investment grows to Rs. 15,000 in 2 years at a compound interest rate of 5% per annum. What was the initial principal amount?
Question 22 of 25
Medium
Compound Interest
If a sum quadruples itself in 6 years under compound interest, what is the rate of interest per annum?
Question 23 of 25
Medium
Compound Interest
What is the compound interest on ₹10,000 at 10% per annum for 2 years?
Question 24 of 25
Medium
Compound Interest
Ravi invests Rs. 10,000 in a bank at an annual interest rate of 10% compounded annually. What will be the total amount after 3 years?
Question 25 of 25
Medium
Compound Interest