Quantitative Aptitude
Profit, Loss and Discount
2,604 Questions
Profit, Loss and Discount Questions
C
Correct answer
Explanation
Let cost price = 100. Marked price = 140 (40% above cost). Selling price after 25% discount = 140 × 0.75 = 105. Profit = 105 - 100 = 5, which is 5% of cost price. Alternatively: Profit% = (markup% - discount% - markup%×discount%/100) = (40 - 25 - 40×25/100)% = (15 - 10)% = 5%.
C
Correct answer
Explanation
Let SP = selling price per chair. For 33 chairs: SP × 33 = CP × 33 + Profit. Given Profit = SP × 11. So CP × 33 = SP × 33 - SP × 11 = SP × 22. Thus CP = SP × 22/33 = SP × 2/3. Profit% = (Profit/CP) × 100 = (11SP / (22SP)) × 100 = 50%. Profit is 50%.
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Rs./रू.600
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Rs./रू.610
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Rs./रू.620
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Rs./रू.630
D
Correct answer
Explanation
Marked price = Rs. 770. After 10% discount, selling price = 770 × 0.9 = 693. This selling price gives 10% profit on cost price, so CP × 1.1 = 693. Therefore CP = 693/1.1 = Rs. 630. The profit is Rs. 63, which is exactly 10% of Rs. 630.
A
Correct answer
Explanation
Let marked price = 100. Cost price = 4/5 × 100 = 80. Selling price = 100 + 20% of 100 = 120. Profit = 120 - 80 = 40. Profit percent = (40/80) × 100 = 50%. The key is calculating the difference between selling at 120% of marked price while buying at 80% of marked price.
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Rs. 166000
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Rs. 165000
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Rs. 160000
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Rs. 169000
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None of these
C
Correct answer
Explanation
Let CP = x. Selling at 12% profit means SP = 1.12x. Selling for Rs. 9600 more at 18% profit means 1.18x = 1.12x + 9600. So 0.06x = 9600, x = 9600/0.06 = Rs. 160,000. Option C (Rs. 160000) is correct. Verify: 12% of 160000 = 19200; 18% of 160000 = 28800; difference = 9600 ✓.
B
Correct answer
Explanation
Selling Price with 12% profit = 8000 × 1.12 = Rs. 8960. Discount calculation: 8960 = 11200 × (1 - x/100), giving x = 20%. The discount of 20% on marked price yields the required profit.
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$10000$
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$20000$
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$1000$
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$5000$
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$7500$
A
Correct answer
Explanation
Let CP = x. Original: SP = 1.3x, profit = 0.3x. New: CP' = 0.9x, SP' = 0.9×1.3x = 1.17x, profit' = 0.27x. Difference: 0.3x - 0.27x = 0.03x = 300. Therefore x = 300÷0.03 = 10000. Answer A is correct. The key is understanding that profit difference is proportional to CP.
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Rs. 1685
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Rs. 1715
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Rs. 1785
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Rs. 1780
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None of these
B
Correct answer
Explanation
When profit equals loss, the cost price is exactly halfway between the two selling prices. This is because profit = SP1 - CP and loss = CP - SP2. When they're equal: SP1 - CP = CP - SP2, which gives CP = (SP1 + SP2)/2. Therefore: CP = (1764 + 1666)/2 = 3430/2 = Rs. 1715.
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Rs. 1560, loss
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Rs. 1560, profit
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Rs. 1550, loss
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Rs. 1550, profit
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None of these
C
Correct answer
Explanation
First sale: 62000 at 25% loss. Selling price = 62000 × (1 - 0.25) = 62000 × 0.75 = 46500. Second purchase: 46500. Second sale: 30% profit. Selling price = 46500 × (1 + 0.30) = 46500 × 1.30 = 60450. Net result = 60450 - 62000 = -1550 (loss of 1550). The key is tracking how the sale proceeds from the first transaction become the cost price for the second.
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$42 : 52$
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$52 : 42$
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$4:5$
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$5:1$
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$62 : 52$
D
Correct answer
Explanation
Let market price = M and cost price = C. Selling price = M/4. Profit = 25%, so SP = 1.25C. Therefore M/4 = 1.25C, which gives M = 5C. The ratio M:C = 5:1.
C
Correct answer
Explanation
Let CP = x. SP = 1.05x. If bought at 0.95x and sold at 1.05x - 2, profit = 10% of 0.95x = 0.095x. So: 1.05x - 2 = 1.095x, giving 0.045x = 2, so x = 2/0.045 = 2000/45 = 400.
B
Correct answer
Explanation
Let CP of goats sold at loss = x, at profit = y. Total: x + y = 1008. SP equal: 0.8x = 1.44y. Solving: x = 1.8y, so 1.8y + y = 1008, giving 2.8y = 1008, so y = 360. x = 1008 - 360 = 648. The goat sold at loss had CP = ₹648.
B
Correct answer
Explanation
Profit = 25% of cost price. If profit is Rs. 150, then CP = 150 × 100/25 = Rs. 600. Selling price with 20% discount gives 25% profit, so SP = CP + 150 = 750. This is 80% of marked price (since 20% discount). So MP = 750 × 100/80 = Rs. 937.50. Verification: 20% discount on 937.50 = 187.50, SP = 750, profit = 750 - 600 = 150, which is 25% of 600.
B
Correct answer
Explanation
Let SP (without discount) = 100. With 10% discount, selling price = 90. CP = 80% of selling price = 0.8 × 90 = 72. Profit = SP - CP = 90 - 72 = 18. Profit percent = (18/72) × 100 = 25%. When selling in cash (without discount), SP = 100, CP = 72, profit = 28, profit% = 28/72 × 100 ≈ 38.9%. But the question asks for the selling scenario described, where 10% discount is given, so answer is 25%.
C
Correct answer
Explanation
Let table price = T, chair price = C. We know T + C = 500. Table sold at 10% loss: 0.9T. Chair sold at 10% gain: 1.1C. Total gain = 10, so 0.9T + 1.1C - 500 = 10. Substituting T = 500 - C: 0.9(500 - C) + 1.1C - 500 = 10. This gives 450 - 0.9C + 1.1C - 500 = 10, so 0.2C = 60, therefore C = 300. The chair costs Rs 300.