The price of an item is first increased by 30% and then decreased by 20%. What is the net change in price?
- A2% increase
- B4% decrease
- C50% increase
- D4% increase
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Answer: (D) 4% increase
Net change = 30 − 20 − (30 × 20)/100 = 4%.
RRB ALP Percentage Questions with Answers & Explanations
16 Percentage questions from the Mathematics section of RRB ALP, 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 20% of 140?
- A28
- B23
- C26
- D38
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Answer: (A) 28
20% of 140 = 20/100 × 140 = 28.
The price of an item is first increased by 20% and then decreased by 25%. What is the net change in price?
- A45% increase
- B12% decrease
- C10% decrease
- D10% increase
Show answer
Answer: (C) 10% decrease
Net change = 20 − 25 − (20 × 25)/100 = -10%.
What is 12% of 380?
- A45.6
- B43.6
- C26.6
- D47.6
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Answer: (A) 45.6
12% of 380 = 12/100 × 380 = 45.6.
The price of an item is first increased by 50% and then decreased by 50%. What is the net change in price?
- A27% decrease
- B23% decrease
- C25% decrease
- D25% increase
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Answer: (C) 25% decrease
Net change = 50 − 50 − (50 × 50)/100 = -25%.
What is 12% of 880?
- A110.6
- B105.6
- C115.6
- D100.6
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Answer: (B) 105.6
12% of 880 = 12/100 × 880 = 105.6.
What is 35% of 360?
- A108
- B126
- C128
- D121
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Answer: (B) 126
35% of 360 = 35/100 × 360 = 126.
The price of an item is first increased by 10% and then decreased by 20%. What is the net change in price?
- A10% decrease
- B14% decrease
- C30% increase
- D12% decrease
Show answer
Answer: (D) 12% decrease
Net change = 10 − 20 − (10 × 20)/100 = -12%.
What is 20% of 1180?
- A236
- B226
- C231
- D238
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Answer: (A) 236
20% of 1180 = 20/100 × 1180 = 236.
The price of an item is first increased by 25% and then decreased by 25%. What is the net change in price?
- A6.25% increase
- B50% increase
- C6.25% decrease
- D8.25% decrease
Show answer
Answer: (C) 6.25% decrease
Net change = 25 − 25 − (25 × 25)/100 = -6.25%.
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Timed Mathematics test · 20 questions · instant rank
What is 75% of 260?
- A190
- B195
- C185
- D197
Show answer
Answer: (B) 195
75% of 260 = 75/100 × 260 = 195.
The price of an item is first increased by 20% and then decreased by 10%. What is the net change in price?
- A8% increase
- B10% increase
- C30% increase
- D8% decrease
Show answer
Answer: (A) 8% increase
Net change = 20 − 10 − (20 × 10)/100 = 8%.
What is 35% of 260?
- A86
- B91
- C78
- D96
Show answer
Answer: (B) 91
35% of 260 = 35/100 × 260 = 91.
What is 25% of 580?
- A145
- B135
- C140
- D143
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Answer: (A) 145
25% of 580 = 25/100 × 580 = 145.
The price of an item is first increased by 10% and then decreased by 10%. What is the net change in price?
- A3% decrease
- B1% decrease
- CNo change
- D20% increase
Show answer
Answer: (B) 1% decrease
Net change = 10 − 10 − (10 × 10)/100 = -1%.
What is 45% of 1040?
- A468
- B520
- C416
- D458
Show answer
Answer: (A) 468
45% of 1040 = 45/100 × 1040 = 468.
These are RankerClub practice questions written in the RRB ALP pattern. They are not official SSC/IBPS/RRB papers.
