Percentage MCQs
Practice Percentage MCQs with answers and detailed explanations. Learn percentage calculations, increase and decrease percentages, profit and loss percentages, discounts, percentage change and exam-oriented quantitative aptitude questions designed for SSC, Railway, Banking, UPSC, JKSSB, Police, Teaching and other competitive exams.
Question #221
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Salary increased by 20% then decreased by 20%. Net effect:
Correct Answer: Option D
Explanation:
1.2 × 0.8 = 0.96, 4% decrease.
1.2 × 0.8 = 0.96, 4% decrease.
This question belongs to:
Maths
Percentage
Question #222
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Number of boys 20% more than girls, total 88. Number of boys:
Correct Answer: Option D
Explanation:
Girls = x, boys = 1.2x, total 2.2x=88 → x=40, boys=48.
Girls = x, boys = 1.2x, total 2.2x=88 → x=40, boys=48.
This question belongs to:
Maths
Percentage
Question #223
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Price of TV increased 30% then decreased 30%. Net change:
Correct Answer: Option A
Explanation:
1.3 × 0.7 = 0.91, 9% decrease.
1.3 × 0.7 = 0.91, 9% decrease.
This question belongs to:
Maths
Percentage
Question #224
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A number divided by 5, quotient increased by 20% then decreased by 20% gives 480. Number:
Correct Answer: Option C
Explanation:
(N/5)×1.2×0.8=480 → (N/5)×0.96=480 → N/5=500 → N=2500.
(N/5)×1.2×0.8=480 → (N/5)×0.96=480 → N/5=500 → N=2500.
This question belongs to:
Maths
Percentage
Question #225
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Two numbers 25% and 40% less than a third. Second is what % of first?
Correct Answer: Option B
Explanation:
Third=100, first=75, second=60; (60/75)×100=80%.
Third=100, first=75, second=60; (60/75)×100=80%.
This question belongs to:
Maths
Percentage
Question #226
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Income Rs. 20000, spends 60%. Income rises 25%, savings to increase 50%. % increase in expenditure:
Correct Answer: Option C
Explanation:
Initial: inc 20000, exp 12000, sav 8000. New inc 25000, sav 12000, exp 13000. Increase 1000 on 12000 = 8.33%.
Initial: inc 20000, exp 12000, sav 8000. New inc 25000, sav 12000, exp 13000. Increase 1000 on 12000 = 8.33%.
This question belongs to:
Maths
Percentage
Question #227
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In an election, 75% cast votes. Winner got 52% of cast votes, won by 600. Total voters:
Correct Answer: Option B
Explanation:
Cast votes C, margin 4%C = 600 → C=15000. Total T, 0.75T=15000 → T=20000.
Cast votes C, margin 4%C = 600 → C=15000. Total T, 0.75T=15000 → T=20000.
This question belongs to:
Maths
Percentage
Question #228
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Batsman scored 110 runs with 3 fours, 8 sixes. % runs from running:
Correct Answer: Option B
Explanation:
Boundary runs = 12+48=60, running=50. % = (50/110)×100 ≈ 45.45%.
Boundary runs = 12+48=60, running=50. % = (50/110)×100 ≈ 45.45%.
This question belongs to:
Maths
Percentage
Question #229
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A's marks 20% more than B's, B's 25% less than C's. A gets 180, C's marks:
Correct Answer: Option B
Explanation:
A=1.2B, B=0.75C → A=0.9C → C=180/0.9=200.
A=1.2B, B=0.75C → A=0.9C → C=180/0.9=200.
This question belongs to:
Maths
Percentage
Question #230
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Price of pen up 12%. By what % reduce consumption so that expenditure rises only 4%?
Correct Answer: Option C
Explanation:
1.12 × x = 1.04 → x = 1.04/1.12 = 0.92857, reduction = 7.14%.
1.12 × x = 1.04 → x = 1.04/1.12 = 0.92857, reduction = 7.14%.
This question belongs to:
Maths
Percentage
Question #231
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Population 1,25,000. First year +10%, second year -5%. Population after 2 years:
Correct Answer: Option A
Explanation:
1,25,000 × 1.1 × 0.95 = 1,30,625.
1,25,000 × 1.1 × 0.95 = 1,30,625.
This question belongs to:
Maths
Percentage
Question #232
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To pass need 40%. A student gets 40 marks and fails by 40. Max marks:
Correct Answer: Option B
Explanation:
Pass = 80, 40% M = 80 → M = 200.
Pass = 80, 40% M = 80 → M = 200.
This question belongs to:
Maths
Percentage
Question #233
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Library: 20% English, 30% Hindi, remaining 5000 other. Total books:
Correct Answer: Option B
Explanation:
50% = 5000, total = 10000.
50% = 5000, total = 10000.
This question belongs to:
Maths
Percentage
Question #234
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Side of square increased 10%. % increase in area:
Correct Answer: Option C
Explanation:
Area multiplier = 1.1² = 1.21, increase 21%.
Area multiplier = 1.1² = 1.21, increase 21%.
This question belongs to:
Maths
Percentage
Question #235
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Spends 25% on food, 15% rent, 10% clothing, saves Rs. 3000. Income:
Correct Answer: Option A
Explanation:
Spends 50%, saves 50% = 3000, income = 6000.
Spends 50%, saves 50% = 3000, income = 6000.
This question belongs to:
Maths
Percentage
Question #236
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Price up 20%, person buys 2 kg less for Rs. 60. Original price/kg:
Correct Answer: Option D
Explanation:
Original price x, xy=60. New 1.2x(y-2)=60 → 1.2×60 - 2.4x =60 → x=5.
Original price x, xy=60. New 1.2x(y-2)=60 → 1.2×60 - 2.4x =60 → x=5.
This question belongs to:
Maths
Percentage
Question #237
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Employees reduced by 25%. To keep total wage bill same, wage per head must increase by:
Correct Answer: Option C
Explanation:
New employees 0.75, wage per head multiplier = 1/0.75 = 1.3333, increase 33.33%.
New employees 0.75, wage per head multiplier = 1/0.75 = 1.3333, increase 33.33%.
This question belongs to:
Maths
Percentage
Question #238
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65% of a number is 21 less than 80%. Number is:
Correct Answer: Option C
Explanation:
0.8x - 0.65x = 21 → 0.15x = 21 → x = 140.
0.8x - 0.65x = 21 → 0.15x = 21 → x = 140.
This question belongs to:
Maths
Percentage
Question #239
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40% failed in Physics, 30% in Chemistry, 20% in both. % passed in both:
Correct Answer: Option B
Explanation:
Failed at least one = 40+30-20=50%, passed both = 50%.
Failed at least one = 40+30-20=50%, passed both = 50%.
This question belongs to:
Maths
Percentage
Question #240
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Buy cycle for Rs. 1400, sell at 15% loss. Selling price:
Correct Answer: Option B
Explanation:
1400 × 0.85 = 1190.
1400 × 0.85 = 1190.
This question belongs to:
Maths
Percentage
