Simple & Compound Interest Quiz 2
Practice quiz on Simple & Compound Interest (Quantitative Aptitude). 5 real exam questions.
About This Quiz
Simple & Compound Interest Quiz 2 — Questions with Solutions
All 5 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.
Q1.What is the simple interest on ₹5000 at 8% for 1 year?
- A.₹200
- B.₹300
- C.₹400
- D.₹500
Show answer
Answer: C. ₹400
SI = (5000 × 8 × 1) / 100 = ₹400.
Q2.A sum doubles in 8 years at simple interest. How long to become triple?
- A.16 years
- B.20 years
- C.24 years
- D.12 years
Show answer
Answer: A. 16 years
Doubling implies 100% interest in 8 years ⇒ rate = 12.5%; to gain 200% needs 16 years.
Q3.A sum doubles in 10 years. Simple interest rate?
- A.5%
- B.7%
- C.10%
- D.12%
Show answer
Answer: C. 10%
Amount doubles → 100% interest in 10 years → 10% per year.
Q4.A sum doubles in 12 years at simple interest. What is the annual rate?
- A.8.33%
- B.10%
- C.12%
- D.16%
Show answer
Answer: A. 8.33%
100% interest in 12 years ⇒ rate = 100/12 ≈ 8.33%.
Q5.What is the simple interest on ₹1000 at 5% for 2 years?
- A.₹50
- B.₹75
- C.₹100
- D.₹150
Show answer
Answer: C. ₹100
SI = PRT/100 = 1000×5×2/100 = 100.
Frequently Asked Questions
Is Simple & Compound Interest Quiz 2 free to attempt on AajExam?
Yes. Simple & Compound Interest Quiz 2 is completely free. You only need a free AajExam account to track your score, view detailed solutions and unlock cross-attempt analytics.
How long does it take to complete Simple & Compound Interest Quiz 2?
Simple & Compound Interest Quiz 2 runs on a 1-minute timer in real exam-style conditions. The clock starts the moment you click Start, mirroring the time pressure of the actual exam.
Are detailed solutions provided?
Yes. Every question on Simple & Compound Interest Quiz 2 ships with a complete step-by-step solution, the underlying concept, and (where applicable) shortcut tricks. You can also discuss any question with the AajExam community.
Can I attempt Simple & Compound Interest Quiz 2 multiple times?
Yes. You can attempt this quiz as many times as you like. Each attempt is recorded separately so you can track improvement in score, accuracy and time-management.
Which government exams does this quiz prepare me for?
Simple & Compound Interest questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.