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SSC CGL Simple & Compound Interest Questions with Answers & Explanations

16 Simple & Compound Interest questions from the Quantitative Aptitude section of SSC CGL, 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 difference between compound interest and simple interest on ₹1,000 for 2 years at 10% per annum?

  1. A₹15
  2. B₹100
  3. C₹10
  4. D₹20
Show answer
Answer: (C) ₹10 For 2 years, CI − SI = P × (R/100)² = ₹10.
Question 2

What is the simple interest on ₹22,500 at 10% per annum for 4 years?

  1. A₹2,250
  2. B₹9,000
  3. C₹6,750
  4. D₹9,900
Show answer
Answer: (B) ₹9,000 SI = P × R × T / 100 = 22500 × 10 × 4 / 100 = ₹9,000.
Question 3

What is the compound interest on ₹1,000 for 2 years at 10% per annum, compounded annually?

  1. A₹310
  2. B₹200
  3. C₹210
  4. D₹231
Show answer
Answer: (C) ₹210 CI = P[(1 + R/100)² − 1] = ₹210.
Question 4

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 5

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

  1. A₹258
  2. B₹290.40
  3. C₹264
  4. D₹240
Show answer
Answer: (C) ₹264 CI = P[(1 + R/100)² − 1] = ₹264.
Question 6

What is the simple interest on ₹29,500 at 5% per annum for 3 years?

  1. A₹1,475
  2. B₹5,900
  3. C₹4,425
  4. D₹4,867.50
Show answer
Answer: (C) ₹4,425 SI = P × R × T / 100 = 29500 × 5 × 3 / 100 = ₹4,425.
Question 7

What is the difference between compound interest and simple interest on ₹2,800 for 2 years at 5% per annum?

  1. A₹7
  2. B₹17
  3. C₹10.50
  4. D₹14
Show answer
Answer: (A) ₹7 For 2 years, CI − SI = P × (R/100)² = ₹7.
Question 8

What is the simple interest on ₹9,500 at 10% per annum for 6 years?

  1. A₹950
  2. B₹4,750
  3. C₹6,650
  4. D₹5,700
Show answer
Answer: (D) ₹5,700 SI = P × R × T / 100 = 9500 × 10 × 6 / 100 = ₹5,700.
Question 9

What is the difference between compound interest and simple interest on ₹10,800 for 2 years at 5% per annum?

  1. A₹37
  2. B₹54
  3. C₹27
  4. D₹40.50
Show answer
Answer: (C) ₹27 For 2 years, CI − SI = P × (R/100)² = ₹27.
Question 10

What is the simple interest on ₹24,000 at 8% per annum for 5 years?

  1. A₹9,600
  2. B₹7,680
  3. C₹1,920
  4. D₹11,520
Show answer
Answer: (A) ₹9,600 SI = P × R × T / 100 = 24000 × 8 × 5 / 100 = ₹9,600.

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Question 11

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

  1. A₹72
  2. B₹240
  3. C₹58
  4. D₹48
Show answer
Answer: (D) ₹48 For 2 years, CI − SI = P × (R/100)² = ₹48.
Question 12

What is the simple interest on ₹6,500 at 4% per annum for 3 years?

  1. A₹780
  2. B₹520
  3. C₹1,040
  4. D₹858
Show answer
Answer: (A) ₹780 SI = P × R × T / 100 = 6500 × 4 × 3 / 100 = ₹780.
Question 13

What is the difference between compound interest and simple interest on ₹3,800 for 2 years at 10% per annum?

  1. A₹38
  2. B₹380
  3. C₹76
  4. D₹48
Show answer
Answer: (A) ₹38 For 2 years, CI − SI = P × (R/100)² = ₹38.
Question 14

What is the simple interest on ₹29,500 at 5% per annum for 4 years?

  1. A₹1,475
  2. B₹5,900
  3. C₹6,490
  4. D₹7,375
Show answer
Answer: (B) ₹5,900 SI = P × R × T / 100 = 29500 × 5 × 4 / 100 = ₹5,900.
Question 15

What is the difference between compound interest and simple interest on ₹1,000 for 2 years at 10% per annum?

  1. A₹10
  2. B₹20
  3. C₹100
  4. D₹15
Show answer
Answer: (A) ₹10 For 2 years, CI − SI = P × (R/100)² = ₹10.
Question 16

What is the simple interest on ₹10,500 at 5% per annum for 2 years?

  1. A₹1,575
  2. B₹525
  3. C₹1,050
  4. D₹1,155
Show answer
Answer: (C) ₹1,050 SI = P × R × T / 100 = 10500 × 5 × 2 / 100 = ₹1,050.

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

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