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GATE Percentage Questions with Answers & Explanations

15 Percentage questions from the General Aptitude (Quantitative & Reasoning) section of GATE, 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

The price of an item is first increased by 25% and then decreased by 20%. What is the net change in price?

  1. A5% increase
  2. B45% increase
  3. C2% increase
  4. DNo change
Show answer
Answer: (D) No change Net change = 25 − 20 − (25 × 20)/100 = 0%.
Question 2

What is 30% of 80?

  1. A14
  2. B34
  3. C24
  4. D22
Show answer
Answer: (C) 24 30% of 80 = 30/100 × 80 = 24.
Question 3

What is 40% of 240?

  1. A86
  2. B108
  3. C96
  4. D84
Show answer
Answer: (C) 96 40% of 240 = 40/100 × 240 = 96.
Question 4

The price of an item is first increased by 30% and then decreased by 20%. What is the net change in price?

  1. A10% increase
  2. B4% decrease
  3. C50% increase
  4. D4% increase
Show answer
Answer: (D) 4% increase Net change = 30 − 20 − (30 × 20)/100 = 4%.
Question 5

What is 45% of 80?

  1. A32
  2. B40
  3. C34
  4. D36
Show answer
Answer: (D) 36 45% of 80 = 45/100 × 80 = 36.
Question 6

The price of an item is first increased by 10% and then decreased by 20%. What is the net change in price?

  1. A12% decrease
  2. B14% decrease
  3. C30% increase
  4. D10% decrease
Show answer
Answer: (A) 12% decrease Net change = 10 − 20 − (10 × 20)/100 = -12%.
Question 7

What is 25% of 860?

  1. A215
  2. B258
  3. C220
  4. D172
Show answer
Answer: (A) 215 25% of 860 = 25/100 × 860 = 215.
Question 8

What is 75% of 840?

  1. A635
  2. B628
  3. C630
  4. D672
Show answer
Answer: (C) 630 75% of 840 = 75/100 × 840 = 630.
Question 9

What is 45% of 960?

  1. A432
  2. B434
  3. C422
  4. D427
Show answer
Answer: (A) 432 45% of 960 = 45/100 × 960 = 432.
Question 10

What is 30% of 1040?

  1. A312
  2. B260
  3. C310
  4. D314
Show answer
Answer: (A) 312 30% of 1040 = 30/100 × 1040 = 312.

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Question 11

The price of an item is first increased by 20% and then decreased by 10%. What is the net change in price?

  1. A6% increase
  2. B30% increase
  3. C8% decrease
  4. D8% increase
Show answer
Answer: (D) 8% increase Net change = 20 − 10 − (20 × 10)/100 = 8%.
Question 12

What is 25% of 300?

  1. A75
  2. B73
  3. C65
  4. D80
Show answer
Answer: (A) 75 25% of 300 = 25/100 × 300 = 75.
Question 13

What is 25% of 1040?

  1. A260
  2. B270
  3. C258
  4. D265
Show answer
Answer: (A) 260 25% of 1040 = 25/100 × 1040 = 260.
Question 14

The price of an item is first increased by 50% and then decreased by 50%. What is the net change in price?

  1. A27% decrease
  2. B23% decrease
  3. CNo change
  4. D25% decrease
Show answer
Answer: (D) 25% decrease Net change = 50 − 50 − (50 × 50)/100 = -25%.
Question 15

What is 10% of 1120?

  1. A112
  2. B110
  3. C114
  4. D117
Show answer
Answer: (A) 112 10% of 1120 = 10/100 × 1120 = 112.

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

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