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SSC CPO SI/ASI Simple & Compound Interest Questions with Answers & Explanations

20 Simple & Compound Interest questions from the Quantitative Aptitude section of SSC CPO SI/ASI, 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.

Question 1

What is the simple interest on ₹4,500 at 6% per annum for 4 years?

  1. A₹810
  2. B₹1,080
  3. C₹270
  4. D₹1,188
Show answer
Answer: (B) ₹1,080 SI = P × R × T / 100 = 4500 × 6 × 4 / 100 = ₹1,080.
Question 2

What is the compound interest on ₹2,200 for 2 years at 10% per annum, compounded annually?

  1. A₹682
  2. B₹462
  3. C₹508.20
  4. D₹440
Show answer
Answer: (B) ₹462 CI = P[(1 + R/100)² − 1] = ₹462.
Question 3

What is the difference between compound interest and simple interest on ₹2,900 for 2 years at 20% per annum?

  1. A₹232
  2. B₹116
  3. C₹580
  4. D₹174
Show answer
Answer: (B) ₹116 For 2 years, CI − SI = P × (R/100)² = ₹116.
Question 4

What is the simple interest on ₹19,000 at 6% per annum for 2 years?

  1. A₹2,280
  2. B₹2,508
  3. C₹1,140
  4. D₹3,420
Show answer
Answer: (A) ₹2,280 SI = P × R × T / 100 = 19000 × 6 × 2 / 100 = ₹2,280.
Question 5

What is the compound interest on ₹3,800 for 2 years at 20% per annum, compounded annually?

  1. A₹1,634
  2. B₹1,520
  3. C₹2,432
  4. D₹1,672
Show answer
Answer: (D) ₹1,672 CI = P[(1 + R/100)² − 1] = ₹1,672.
Question 6

What is the simple interest on ₹9,000 at 12% per annum for 3 years?

  1. A₹2,160
  2. B₹1,080
  3. C₹4,320
  4. D₹3,240
Show answer
Answer: (D) ₹3,240 SI = P × R × T / 100 = 9000 × 12 × 3 / 100 = ₹3,240.
Question 7

What is the compound interest on ₹3,000 for 2 years at 10% per annum, compounded annually?

  1. A₹600
  2. B₹693
  3. C₹630
  4. D₹930
Show answer
Answer: (C) ₹630 CI = P[(1 + R/100)² − 1] = ₹630.
Question 8

What is the simple interest on ₹12,500 at 12% per annum for 2 years?

  1. A₹3,000
  2. B₹1,500
  3. C₹3,300
  4. D₹4,500
Show answer
Answer: (A) ₹3,000 SI = P × R × T / 100 = 12500 × 12 × 2 / 100 = ₹3,000.
Question 9

What is the compound interest on ₹800 for 2 years at 10% per annum, compounded annually?

  1. A₹160
  2. B₹184.80
  3. C₹248
  4. D₹168
Show answer
Answer: (D) ₹168 CI = P[(1 + R/100)² − 1] = ₹168.
Question 10

What is the simple interest on ₹11,000 at 4% per annum for 3 years?

  1. A₹1,320
  2. B₹1,452
  3. C₹1,760
  4. D₹880
Show answer
Answer: (A) ₹1,320 SI = P × R × T / 100 = 11000 × 4 × 3 / 100 = ₹1,320.

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Question 11

What is the difference between compound interest and simple interest on ₹3,300 for 2 years at 20% per annum?

  1. A₹142
  2. B₹660
  3. C₹264
  4. D₹132
Show answer
Answer: (D) ₹132 For 2 years, CI − SI = P × (R/100)² = ₹132.
Question 12

What is the simple interest on ₹19,500 at 5% per annum for 5 years?

  1. A₹5,850
  2. B₹5,362.50
  3. C₹4,875
  4. D₹975
Show answer
Answer: (C) ₹4,875 SI = P × R × T / 100 = 19500 × 5 × 5 / 100 = ₹4,875.
Question 13

What is the compound interest on ₹6,000 for 2 years at 5% per annum, compounded annually?

  1. A₹555
  2. B₹600
  3. C₹915
  4. D₹615
Show answer
Answer: (D) ₹615 CI = P[(1 + R/100)² − 1] = ₹615.
Question 14

What is the simple interest on ₹25,500 at 8% per annum for 4 years?

  1. A₹8,976
  2. B₹6,120
  3. C₹2,040
  4. D₹8,160
Show answer
Answer: (D) ₹8,160 SI = P × R × T / 100 = 25500 × 8 × 4 / 100 = ₹8,160.
Question 15

What is the compound interest on ₹2,800 for 2 years at 10% per annum, compounded annually?

  1. A₹588
  2. B₹560
  3. C₹646.80
  4. D₹868
Show answer
Answer: (A) ₹588 CI = P[(1 + R/100)² − 1] = ₹588.
Question 16

What is the simple interest on ₹20,000 at 4% per annum for 2 years?

  1. A₹1,600
  2. B₹1,760
  3. C₹800
  4. D₹2,400
Show answer
Answer: (A) ₹1,600 SI = P × R × T / 100 = 20000 × 4 × 2 / 100 = ₹1,600.
Question 17

What is the compound interest on ₹16,000 for 2 years at 5% per annum, compounded annually?

  1. A₹1,640
  2. B₹1,480
  3. C₹1,600
  4. D₹2,440
Show answer
Answer: (A) ₹1,640 CI = P[(1 + R/100)² − 1] = ₹1,640.
Question 18

What is the simple interest on ₹24,500 at 4% per annum for 2 years?

  1. A₹1,960
  2. B₹2,156
  3. C₹980
  4. D₹2,940
Show answer
Answer: (A) ₹1,960 SI = P × R × T / 100 = 24500 × 4 × 2 / 100 = ₹1,960.
Question 19

What is the compound interest on ₹14,800 for 2 years at 5% per annum, compounded annually?

  1. A₹2,257
  2. B₹1,369
  3. C₹1,517
  4. D₹1,668.70
Show answer
Answer: (C) ₹1,517 CI = P[(1 + R/100)² − 1] = ₹1,517.
Question 20

What is the compound interest on ₹2,400 for 2 years at 5% per annum, compounded annually?

  1. A₹270.60
  2. B₹240
  3. C₹246
  4. D₹222
Show answer
Answer: (C) ₹246 CI = P[(1 + R/100)² − 1] = ₹246.

These are RankerClub practice questions written in the SSC CPO SI/ASI pattern. They are not official SSC/IBPS/RRB papers.

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