Interest Quiz 5
Practice quiz on Interest (Mathematics). 5 real exam questions.
About This Quiz
Interest Quiz 5 — 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 compound interest on 1000 at 10% for 2 years?
- A.100
- B.200
- C.210
- D.120
Show answer
Answer: C. 210
CI = 1000(1.1²-1)=210.
Q2.Simple Interest: P=1000,R=5%,T=2yr ⇒ SI?
- A.100
- B.50
- C.150
- D.200
Show answer
Answer: A. 100
SI=100.
Q3.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%.
Q4.Find compound interest on 5000 at 8% for 1 year.
- A.300
- B.350
- C.400
- D.500
Show answer
Answer: A. 300
CI=5000×8/100=400 (But CI for 1 year = SI: 400).
Q5.What is the simple interest on ₹1000 at 5% per annum for 3 years?
- A.₹100
- B.₹150
- C.₹200
- D.₹250
Show answer
Answer: B. ₹150
SI = PRT/100 = 1000×5×3/100 = 150.
Frequently Asked Questions
Is Interest Quiz 5 free to attempt on AajExam?
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How long does it take to complete Interest Quiz 5?
Interest Quiz 5 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 Interest Quiz 5 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 Interest Quiz 5 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?
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.