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ACCUPLACER Percentages Questions
Practise percentages (quantitative aptitude) for the ACCUPLACER placement tests: 10 multiple-choice questions, each with the correct answer and a worked explanation. Click an option to check it, or “New questions” for another set.
Percentages practice
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Q1.The price of an item changes from $100 to $110. What is the percentage change?
Show answer & explanation
Answer: B — 10% increase
Change = 10 on a base of 100: 10/100 × 100 = 10% increase. Always divide by the ORIGINAL value.
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Q2.What is 60% of 400?
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Answer: C — 240
60% of 400 = 60/100 × 400 = 240.
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Q3.The price of an item changes from $750 to $1,050. What is the percentage change?
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Answer: A — 40% increase
Change = 300 on a base of 750: 300/750 × 100 = 40% increase. Always divide by the ORIGINAL value.
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Q4.What is 75% of 840?
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Answer: C — 630
75% of 840 = 75/100 × 840 = 630.
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Q5.What is 25% of 120?
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Answer: B — 30
25% of 120 = 25/100 × 120 = 30.
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Q6.The price of an item changes from $925 to $1,202.5. What is the percentage change?
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Answer: C — 30% increase
Change = 277.5 on a base of 925: 277.5/925 × 100 = 30% increase. Always divide by the ORIGINAL value.
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Q7.The price of an item changes from $450 to $630. What is the percentage change?
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Answer: C — 40% increase
Change = 180 on a base of 450: 180/450 × 100 = 40% increase. Always divide by the ORIGINAL value.
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Q8.The price of an item changes from $325 to $422.5. What is the percentage change?
Show answer & explanation
Answer: C — 30% increase
Change = 97.5 on a base of 325: 97.5/325 × 100 = 30% increase. Always divide by the ORIGINAL value.
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Q9.Two successive discounts of 30% and 12% are equivalent to a single discount of:
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Answer: B — 38.4%
Net discount = a + b − ab/100 = 30 + 12 − 30×12/100 = 38.4%.
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Q10.The price of an item changes from $975 to $682.5. What is the percentage change?
Show answer & explanation
Answer: D — 30% decrease
Change = -292.5 on a base of 975: -292.5/975 × 100 = 30% decrease. Always divide by the ORIGINAL value.
How to approach percentages questions
Convert percentages to fractions you know by heart (12.5% = 1/8, 37.5% = 3/8, 16.67% = 1/6) and always divide a change by the ORIGINAL value. Two successive changes of a% and b% combine to a + b + ab/100.
About ACCUPLACER
ACCUPLACER placement tests — conducted by College Board. College placement tests in reading, writing and math used by community colleges.
Original practice questions written for this site in the style and difficulty of each exam’s syllabus. They are not past papers and the site is not affiliated with any exam body. Exam patterns, marking schemes and syllabi change — always check the latest official notification.
ACCUPLACER practice topics
| Topic | Section | Question source |
|---|---|---|
| Algebra | Mathematics | Calculated (new numbers every set) |
| Percentages | Quantitative aptitude | Calculated (new numbers every set) |
| English Grammar | English | Question bank |