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NIC UIIC AO Simple & Compound Interest Questions with Answers & Explanations

20 Simple & Compound Interest questions from the Quantitative Aptitude section of NIC UIIC AO, 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.

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Question 1

What is the simple interest on ₹27,500 at 12% per annum for 6 years?

  1. A₹23,100
  2. B₹19,800
  3. C₹3,300
  4. D₹21,780
  5. E₹16,500
Show answer
Answer: (B) ₹19,800 SI = P × R × T / 100 = 27500 × 12 × 6 / 100 = ₹19,800.
Question 2

What is the compound interest on ₹2,400 for 2 years at 20% per annum, compounded annually?

  1. A₹1,032
  2. B₹1,161.60
  3. C₹960
  4. D₹1,536
  5. E₹1,056
Show answer
Answer: (E) ₹1,056 CI = P[(1 + R/100)² − 1] = ₹1,056.
Question 3

What is the compound interest on ₹15,600 for 2 years at 5% per annum, compounded annually?

  1. A₹1,758.90
  2. B₹1,560
  3. C₹1,443
  4. D₹1,599
  5. E₹2,379
Show answer
Answer: (D) ₹1,599 CI = P[(1 + R/100)² − 1] = ₹1,599.
Question 4

What is the simple interest on ₹22,000 at 6% per annum for 4 years?

  1. A₹3,960
  2. B₹1,320
  3. C₹6,600
  4. D₹5,808
  5. E₹5,280
Show answer
Answer: (E) ₹5,280 SI = P × R × T / 100 = 22000 × 6 × 4 / 100 = ₹5,280.
Question 5

What is the difference between compound interest and simple interest on ₹800 for 2 years at 10% per annum?

  1. A₹8
  2. B₹12
  3. C₹16
  4. D₹18
  5. E₹80
Show answer
Answer: (A) ₹8 For 2 years, CI − SI = P × (R/100)² = ₹8.
Question 6

What is the simple interest on ₹29,000 at 4% per annum for 6 years?

  1. A₹5,800
  2. B₹6,960
  3. C₹7,656
  4. D₹1,160
  5. E₹8,120
Show answer
Answer: (B) ₹6,960 SI = P × R × T / 100 = 29000 × 4 × 6 / 100 = ₹6,960.
Question 7

What is the difference between compound interest and simple interest on ₹1,600 for 2 years at 10% per annum?

  1. A₹32
  2. B₹24
  3. C₹26
  4. D₹160
  5. E₹16
Show answer
Answer: (E) ₹16 For 2 years, CI − SI = P × (R/100)² = ₹16.
Question 8

What is the simple interest on ₹9,500 at 12% per annum for 3 years?

  1. A₹3,762
  2. B₹3,420
  3. C₹2,280
  4. D₹1,140
  5. E₹4,560
Show answer
Answer: (B) ₹3,420 SI = P × R × T / 100 = 9500 × 12 × 3 / 100 = ₹3,420.
Question 9

What is the compound interest on ₹5,200 for 2 years at 5% per annum, compounded annually?

  1. A₹481
  2. B₹533
  3. C₹520
  4. D₹793
  5. E₹586.30
Show answer
Answer: (B) ₹533 CI = P[(1 + R/100)² − 1] = ₹533.
Question 10

What is the simple interest on ₹10,000 at 4% per annum for 4 years?

  1. A₹400
  2. B₹1,600
  3. C₹2,000
  4. D₹1,200
  5. E₹1,760
Show answer
Answer: (B) ₹1,600 SI = P × R × T / 100 = 10000 × 4 × 4 / 100 = ₹1,600.

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Question 11

What is the difference between compound interest and simple interest on ₹2,400 for 2 years at 20% per annum?

  1. A₹144
  2. B₹96
  3. C₹192
  4. D₹480
  5. E₹106
Show answer
Answer: (B) ₹96 For 2 years, CI − SI = P × (R/100)² = ₹96.
Question 12

What is the simple interest on ₹28,000 at 4% per annum for 5 years?

  1. A₹6,720
  2. B₹1,120
  3. C₹5,600
  4. D₹4,480
  5. E₹6,160
Show answer
Answer: (C) ₹5,600 SI = P × R × T / 100 = 28000 × 4 × 5 / 100 = ₹5,600.
Question 13

What is the compound interest on ₹1,600 for 2 years at 20% per annum, compounded annually?

  1. A₹774.40
  2. B₹640
  3. C₹704
  4. D₹1,024
  5. E₹688
Show answer
Answer: (C) ₹704 CI = P[(1 + R/100)² − 1] = ₹704.
Question 14

What is the simple interest on ₹28,000 at 10% per annum for 3 years?

  1. A₹2,800
  2. B₹8,400
  3. C₹11,200
  4. D₹9,240
  5. E₹5,600
Show answer
Answer: (B) ₹8,400 SI = P × R × T / 100 = 28000 × 10 × 3 / 100 = ₹8,400.
Question 15

What is the difference between compound interest and simple interest on ₹2,900 for 2 years at 10% per annum?

  1. A₹39
  2. B₹43.50
  3. C₹58
  4. D₹290
  5. E₹29
Show answer
Answer: (E) ₹29 For 2 years, CI − SI = P × (R/100)² = ₹29.
Question 16

What is the simple interest on ₹20,000 at 10% per annum for 2 years?

  1. A₹4,400
  2. B₹6,000
  3. C₹2,000
  4. D₹4,000
  5. ENone of these
Show answer
Answer: (D) ₹4,000 SI = P × R × T / 100 = 20000 × 10 × 2 / 100 = ₹4,000.
Question 17

What is the difference between compound interest and simple interest on ₹1,200 for 2 years at 20% per annum?

  1. A₹58
  2. B₹48
  3. C₹96
  4. D₹72
  5. E₹240
Show answer
Answer: (B) ₹48 For 2 years, CI − SI = P × (R/100)² = ₹48.
Question 18

What is the simple interest on ₹26,000 at 6% per annum for 5 years?

  1. A₹1,560
  2. B₹7,800
  3. C₹6,240
  4. D₹8,580
  5. E₹9,360
Show answer
Answer: (B) ₹7,800 SI = P × R × T / 100 = 26000 × 6 × 5 / 100 = ₹7,800.
Question 19

What is the simple interest on ₹26,500 at 10% per annum for 6 years?

  1. A₹2,650
  2. B₹17,490
  3. C₹18,550
  4. D₹15,900
  5. E₹13,250
Show answer
Answer: (D) ₹15,900 SI = P × R × T / 100 = 26500 × 10 × 6 / 100 = ₹15,900.
Question 20

What is the compound interest on ₹3,700 for 2 years at 20% per annum, compounded annually?

  1. A₹2,368
  2. B₹1,480
  3. C₹1,628
  4. D₹1,591
  5. E₹1,790.80
Show answer
Answer: (C) ₹1,628 CI = P[(1 + R/100)² − 1] = ₹1,628.

These are RankerClub practice questions written in the NIC UIIC AO pattern. They are not official SSC/IBPS/RRB papers.

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