Q1
Not Answered
Q1. Find Compound Interest on Rs. 7000 at 20% for 2 years (annual compounding).
Amount = P(1+r/100)^n = 10080. CI = Amount - Principal = 3080.
Home / General Aptitude / Simple Interest / Compound Interest
General Aptitude
Simple Interest / Compound Interest
Practice SI and CI questions with principal, rate, tenure, and comparison-focused problems.
Ready to practice?
You will get a fresh set each session. Select an option to instantly see correctness and explanation.
20 questions
~6 minutes
Randomized each time
Explanations included
Answered
0%
Session
0%
Q2
Not Answered
Q2. For principal Rs. 4000, rate 20% and time 3 years, find (CI - SI).
SI = 2400, CI = 2912. Difference = 2912 - 2400 = 512.
Q3
Not Answered
Q3. Find Compound Interest on Rs. 10000 at 20% for 3 years (annual compounding).
Amount = P(1+r/100)^n = 17280. CI = Amount - Principal = 7280.
Q4
Not Answered
Q4. Find the Simple Interest on Rs. 10000 at 10% per annum for 3 years.
SI = PRT/100 = 10000 x 10 x 3/100 = 3000.
Q5
Not Answered
Q5. Find Compound Interest on Rs. 2000 at 20% for 2 years (annual compounding).
Amount = P(1+r/100)^n = 2880. CI = Amount - Principal = 880.
Q6
Not Answered
Q6. Find the Simple Interest on Rs. 4000 at 10% per annum for 2 years.
SI = PRT/100 = 4000 x 10 x 2/100 = 800.
Q7
Not Answered
Q7. Find Compound Interest on Rs. 6000 at 10% for 2 years (annual compounding).
Amount = P(1+r/100)^n = 7260. CI = Amount - Principal = 1260.
Q8
Not Answered
Q8. Find the Simple Interest on Rs. 3000 at 10% per annum for 3 years.
SI = PRT/100 = 3000 x 10 x 3/100 = 900.
Q9
Not Answered
Q9. For principal Rs. 2000, rate 20% and time 2 years, find (CI - SI).
SI = 800, CI = 880. Difference = 880 - 800 = 80.
Q10
Not Answered
Q10. Find the Simple Interest on Rs. 10000 at 20% per annum for 3 years.
SI = PRT/100 = 10000 x 20 x 3/100 = 6000.
Q11
Not Answered
Q11. Find Compound Interest on Rs. 4000 at 10% for 3 years (annual compounding).
Amount = P(1+r/100)^n = 5324. CI = Amount - Principal = 1324.
Q12
Not Answered
Q12. For principal Rs. 9000, rate 20% and time 2 years, find (CI - SI).
SI = 3600, CI = 3960. Difference = 3960 - 3600 = 360.
Q13
Not Answered
Q13. Find the Simple Interest on Rs. 5000 at 10% per annum for 3 years.
SI = PRT/100 = 5000 x 10 x 3/100 = 1500.
Q14
Not Answered
Q14. For principal Rs. 7000, rate 10% and time 3 years, find (CI - SI).
SI = 2100, CI = 2317. Difference = 2317 - 2100 = 217.
Q15
Not Answered
Q15. Find the Simple Interest on Rs. 4000 at 20% per annum for 3 years.
SI = PRT/100 = 4000 x 20 x 3/100 = 2400.
Q16
Not Answered
Q16. For principal Rs. 3000, rate 10% and time 2 years, find (CI - SI).
SI = 600, CI = 630. Difference = 630 - 600 = 30.
Q17
Not Answered
Q17. Find the Simple Interest on Rs. 9000 at 10% per annum for 2 years.
SI = PRT/100 = 9000 x 10 x 2/100 = 1800.
Q18
Not Answered
Q18. For principal Rs. 10000, rate 20% and time 2 years, find (CI - SI).
SI = 4000, CI = 4400. Difference = 4400 - 4000 = 400.
Q19
Not Answered
Q19. Find the Simple Interest on Rs. 6000 at 10% per annum for 3 years.
SI = PRT/100 = 6000 x 10 x 3/100 = 1800.
Q20
Not Answered
Q20. For principal Rs. 7000, rate 20% and time 2 years, find (CI - SI).
SI = 2800, CI = 3080. Difference = 3080 - 2800 = 280.
Quiz Summary
Score: 0 / 20
Accuracy: 0%
Attempted: 0 | Skipped: 20
Time: 00:00
Simple Interest / Compound Interest Practice Questions with Answers
Build speed and accuracy with curated simple interest / compound interest practice. Each quiz includes solved explanations, timed mode, and instant correctness feedback.
How to prepare effectively for this topic?
Practice short timed sets daily, review every explanation, and track recurring mistakes for weekly revision.
Are these questions useful for placements and competitive exams?
Yes. The format mirrors common screening rounds with option-based answers and explanation-driven learning.