What is the simple interest on ₹29,500 at 4% per annum for 5 years?
- A₹5,900
- B₹1,180
- C₹6,490
- D₹7,080
- E₹4,720
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Answer: (A) ₹5,900
SI = P × R × T / 100 = 29500 × 4 × 5 / 100 = ₹5,900.
NIACL Assistant Simple & Compound Interest Questions with Answers & Explanations
20 Simple & Compound Interest questions from the Quantitative Aptitude section of NIACL Assistant, each with the correct answer and a worked explanation. Try each question first, then tap Show answer to check. When you're ready, take the timed chapter-wise test to see your all-India rank.
What is the simple interest on ₹9,000 at 8% per annum for 5 years?
- A₹3,600
- B₹720
- C₹4,320
- D₹2,880
- E₹3,960
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Answer: (A) ₹3,600
SI = P × R × T / 100 = 9000 × 8 × 5 / 100 = ₹3,600.
What is the difference between compound interest and simple interest on ₹3,400 for 2 years at 20% per annum?
- A₹204
- B₹136
- C₹146
- D₹680
- E₹272
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Answer: (B) ₹136
For 2 years, CI − SI = P × (R/100)² = ₹136.
What is the difference between compound interest and simple interest on ₹2,100 for 2 years at 10% per annum?
- A₹21
- B₹42
- C₹31.50
- D₹31
- E₹210
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Answer: (A) ₹21
For 2 years, CI − SI = P × (R/100)² = ₹21.
What is the compound interest on ₹600 for 2 years at 20% per annum, compounded annually?
- A₹258
- B₹384
- C₹290.40
- D₹264
- E₹240
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Answer: (D) ₹264
CI = P[(1 + R/100)² − 1] = ₹264.
What is the simple interest on ₹20,000 at 5% per annum for 2 years?
- A₹2,000
- B₹3,000
- C₹1,000
- D₹2,200
- ENone of these
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Answer: (A) ₹2,000
SI = P × R × T / 100 = 20000 × 5 × 2 / 100 = ₹2,000.
What is the difference between compound interest and simple interest on ₹2,200 for 2 years at 20% per annum?
- A₹176
- B₹132
- C₹440
- D₹98
- E₹88
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Answer: (E) ₹88
For 2 years, CI − SI = P × (R/100)² = ₹88.
What is the simple interest on ₹16,500 at 8% per annum for 2 years?
- A₹2,904
- B₹1,320
- C₹2,640
- D₹3,960
- ENone of these
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Answer: (C) ₹2,640
SI = P × R × T / 100 = 16500 × 8 × 2 / 100 = ₹2,640.
What is the difference between compound interest and simple interest on ₹3,400 for 2 years at 10% per annum?
- A₹51
- B₹34
- C₹340
- D₹44
- E₹68
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Answer: (B) ₹34
For 2 years, CI − SI = P × (R/100)² = ₹34.
What is the simple interest on ₹14,500 at 12% per annum for 4 years?
- A₹6,960
- B₹1,740
- C₹5,220
- D₹8,700
- E₹7,656
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Answer: (A) ₹6,960
SI = P × R × T / 100 = 14500 × 12 × 4 / 100 = ₹6,960.
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Timed Quantitative Aptitude test · 35 questions · instant rank
What is the compound interest on ₹1,100 for 2 years at 20% per annum, compounded annually?
- A₹704
- B₹473
- C₹440
- D₹484
- E₹532.40
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Answer: (D) ₹484
CI = P[(1 + R/100)² − 1] = ₹484.
What is the simple interest on ₹21,000 at 6% per annum for 5 years?
- A₹1,260
- B₹5,040
- C₹6,300
- D₹6,930
- E₹7,560
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Answer: (C) ₹6,300
SI = P × R × T / 100 = 21000 × 6 × 5 / 100 = ₹6,300.
What is the compound interest on ₹3,300 for 2 years at 20% per annum, compounded annually?
- A₹1,419
- B₹1,452
- C₹2,112
- D₹1,597.20
- E₹1,320
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Answer: (B) ₹1,452
CI = P[(1 + R/100)² − 1] = ₹1,452.
What is the simple interest on ₹7,000 at 5% per annum for 5 years?
- A₹1,750
- B₹350
- C₹1,925
- D₹2,100
- E₹1,400
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Answer: (A) ₹1,750
SI = P × R × T / 100 = 7000 × 5 × 5 / 100 = ₹1,750.
What is the difference between compound interest and simple interest on ₹2,300 for 2 years at 10% per annum?
- A₹23
- B₹34.50
- C₹230
- D₹46
- E₹33
Show answer
Answer: (A) ₹23
For 2 years, CI − SI = P × (R/100)² = ₹23.
What is the simple interest on ₹2,000 at 10% per annum for 2 years?
- A₹600
- B₹200
- C₹440
- D₹400
- ENone of these
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Answer: (D) ₹400
SI = P × R × T / 100 = 2000 × 10 × 2 / 100 = ₹400.
What is the difference between compound interest and simple interest on ₹9,200 for 2 years at 5% per annum?
- A₹34.50
- B₹460
- C₹46
- D₹23
- E₹33
Show answer
Answer: (D) ₹23
For 2 years, CI − SI = P × (R/100)² = ₹23.
What is the simple interest on ₹4,500 at 12% per annum for 4 years?
- A₹2,160
- B₹2,700
- C₹1,620
- D₹2,376
- E₹540
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Answer: (A) ₹2,160
SI = P × R × T / 100 = 4500 × 12 × 4 / 100 = ₹2,160.
What is the difference between compound interest and simple interest on ₹2,900 for 2 years at 10% per annum?
- A₹29
- B₹43.50
- C₹290
- D₹39
- E₹58
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Answer: (A) ₹29
For 2 years, CI − SI = P × (R/100)² = ₹29.
What is the compound interest on ₹8,000 for 2 years at 5% per annum, compounded annually?
- A₹902
- B₹1,220
- C₹820
- D₹740
- E₹800
Show answer
Answer: (C) ₹820
CI = P[(1 + R/100)² − 1] = ₹820.
These are RankerClub practice questions written in the NIACL Assistant pattern. They are not official SSC/IBPS/RRB papers.
