Practice interest Quizzes
Boost your knowledge of interest with DevBrainiac's interactive quizzes that make learning faster and more effective. Each quiz focuses on real-world concepts, helping you improve accuracy, understand fundamentals and prepare better for technical interviews. Suitable for beginners and professionals alike, our interest quizzes offer a focused, practical approach to mastering the topic.
Explore All interest Quizzes
Learn interest step by step with interactive quizzes designed for beginners and learners revising key concepts. Build a strong foundation with clear, structured practice in interest.
Question 1
Find the simple interest on Rs. 5200 for 2 years at 6% per annum.
1
520
2
580
3
624
4
600
Question 2
Rs. 1200 is lent out at 5% per annum simple interest for 3 years. Find the amount after 3 years
1
1300
2
1350
3
1250
4
1380
Question 3
What is the total amount when Rs. 2000 is invested at 5% per annum simple interest for 3 years?
1
2300
2
2200
3
2150
4
2250
Question 4
A sum of money amounts to Rs. 4000 in 2 years at 10% simple interest per annum. What is the principal?
1
3600
2
3000
3
3200
4
3300
Question 5
If the simple interest on a certain sum is Rs. 1200 in 3 years at 8% per annum, what is the principal?
1
5000
2
5400
3
5200
4
5600
Question 6
A sum of Rs. 5000 is invested at 5% per annum simple interest. After 4 years, the total amount becomes Rs. 6000. Find the interest earned.
1
1000
2
1200
3
1500
4
1400
Question 7
A sum of Rs. 3000 is invested at 10% per annum simple interest. After how many years will the interest amount to Rs. 600?
1
6
2
3
3
2
4
4
Question 8
Rs. 2100 is invested at a compound interest rate of 5% per annum for 2 years. What will be the amount after two years?
1
2320
2
2215.25
3
2415.25
4
2315.25
Question 9
Find the difference between the simple interest and the compound interest at 5% per annum for 2 years on principal of Rs. 2000.
1
10
2
5
3
20
4
200
Question 10
Find the rate of interest if the amount after 2 years of simple interest on a capital of Rs. 1200 is Rs. 1440.
1
9
2
10
3
8
4
11
Question 11
What is the simple interest on a sum of Rs. 700 if the rate of interest for the first 3 years is 8% per annum and for the last 2 years is 7.5% per annum?
1
276
2
105
3
168
4
273
Question 12
Find the compound interest on Rs. 1000 at the rate of 20% per annum for 18 month when interest is compounded half yearly.
1
331
2
321
3
341
4
None of these
Question 13
Find the principal if the interest compounded at the rate of 10% per annum for two years is Rs. 420.
1
1800
2
2000
3
1500
4
2200
Question 14
The difference between CI and SI on a sum of money at 10% per annum for 2 years is ₹50. Find the principal.
1
4500
2
5200
3
5000
4
4800
Question 15
A sum becomes ₹22,000 in 2 years at 10% CI annually. Find the principal.
1
18,181.82
2
48,181.56
3
28,161.53
4
16,131.34
Question 16
At what rate will a sum double itself in 6 years at compound interest?
1
10.25%
2
11.25%
3
12.25%
4
12%
Question 17
A sum becomes ₹15,000 in 2 years and ₹16,500 in 3 years at CI. Find the rate.
1
11%
2
12%
3
9%
4
10%
Question 18
If the compound interest on a sum for 3 years at 10% compounded annually is ₹993, find the principal.
1
3000
2
3100
3
2800
4
3300
Question 19
A sum amounts to ₹19,360 in 2 years at 20% CI. Find the principal.
1
16,000
2
12,000
3
14,000
4
13,000
Question 20
A sum of ₹8,000 becomes ₹12,096 in 3 years at compound interest. Find the rate.
1
16%
2
20%
3
14%
4
12%
Question 21
The difference between SI and CI for 3 years on ₹5000 at a rate r% is ₹93. Find r.
1
9%
2
10%
3
6%
4
8%