Quantitative Aptitude
Profit, Loss and Discount
2,604 Questions
Profit, Loss and Discount Questions
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Rs. 750
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Rs. 800
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Rs. 763
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Rs. 747
D
Correct answer
Explanation
Let cost price be CP. Selling at Rs. 863 gives profit, so profit = 863 - CP. Selling at Rs. 631 gives loss, so loss = CP - 631. Since profit = loss, we have 863 - CP = CP - 631, which gives 2CP = 1494, so CP = Rs. 747. Verify: Profit = 863 - 747 = Rs. 116, Loss = 747 - 631 = Rs. 116. Both are equal.
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Rs. 1600
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Rs. 1200
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Rs. 1000
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Rs. 800
D
Correct answer
Explanation
At 5% loss, selling price is 0.95 × CP. At 5% gain, selling price is 1.05 × CP. The difference between these two selling prices is Rs. 80, which equals 0.10 × CP. Solving gives CP = Rs. 800. This is a standard profit-loss problem where the price gap corresponds to the percentage difference.
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Rs. 1500
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Rs. 2500
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Rs. 1800
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Rs. 2000
B
Correct answer
Explanation
Let CP = x. At 16% profit, SP = 1.16x. At 20% profit, SP = 1.20x. The difference is 1.20x - 1.16x = 0.04x = Rs. 100. Solving gives x = 100 / 0.04 = Rs. 2500. The extra Rs. 100 represents the additional 4% profit margin.
D
Correct answer
Explanation
Let CP = 1000 for 1 kg. MP = 1200 (20% above CP). SP after discount = 1080 (90% of 1200). But he gives only 800 gm, so effective CP for 800 gm = 800. Profit = 1080 - 800 = 280. Profit % = 280/800 × 100 = 35%. The false weight creates additional profit on top of the markup-discount scheme.
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80%
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75%
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60%
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50%
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None of these
A
Correct answer
Explanation
Assume CP = Rs. 100/kg. Effective CP = 100/1.2 = 83.33/kg (gets 20% extra). MP = 180. SP after discount = 180 * 0.75 = 135. Effective selling quantity = 0.9kg, so effective SP = 135/0.9 = 150/kg. Profit = 150 - 83.33 = 66.67. Profit% = 66.67/83.33 * 100 = 80%.
C
Correct answer
Explanation
Let SP per chair = s, CP per chair = c. Profit on 33 chairs = 33s - 33c = 33(s - c). This equals SP of 11 chairs = 11s. So 33(s - c) = 11s, meaning 33s - 33c = 11s, so 22s = 33c, s/c = 33/22 = 3/2 = 1.5. Profit % = (s - c)/c = 0.5 = 50%.
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6.4%
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4.25%
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8.5%
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4.75%
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None of these
A
Correct answer
Explanation
Let CP = 100, so MP = 140 (40% more). After 20% discount: SP = 140 - 20% of 140 = 140 - 28 = 112. Profit = 112 - 100 = 12, so profit percentage x = 12%. If discount is 2x = 24%: new SP = 140 - 24% of 140 = 140 - 33.6 = 106.4. New profit = 106.4 - 100 = 6.4. Therefore, profit percentage = 6.4%.
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55 : 48
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48 : 55
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6 : 5
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5 : 6
A
Correct answer
Explanation
Let CP = 100. Markup of 37.5% means price = 100 + 37.5 = 137.5. Discount of 16.66% (which is 1/6) on 137.5 gives: 137.5 × (1 - 1/6) = 137.5 × (5/6) = 687.5/6 = 114.5833... This is SP/CP = 114.5833/100 = 1145833/1000000, which doesn't simplify to 55:48. Let me try with fraction: 37.5% = 3/8, so marked price = 100 + (3/8)×100 = 100 + 37.5 = 137.5. Discount of 16.66% = 1/6, so SP = 137.5 × (1 - 1/6) = 137.5 × 5/6 = 687.5/6 ≈ 114.58. Ratio SP:CP = 114.58:100 ≈ 1.146:1. Option A (55:48) = 1.146:1. Yes! 55/48 = 1.1458..., which matches.
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Rs.42000
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Rs.47250
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Rs.37800
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Rs.40500
B
Correct answer
Explanation
Let MP be x. After 20% discount, SP = 0.8x. Loss rate = half of discount rate = 10%. So SP = 0.9 × CP = 0.9 × 42000 = Rs. 37800. Therefore 0.8x = 37800, giving x = Rs. 47250. Option A (42000) equals CP, Option C (37800) is the SP after discount, and Option D (40500) doesn't satisfy the conditions.
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45 : 56
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45 : 51
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47 : 56
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47 : 51
A
Correct answer
Explanation
Let CP = 45x, MP = 56x (checking option A). SP = MP × 0.9 = 56x × 0.9 = 50.4x. Profit = 50.4x - 45x = 5.4x. Profit % = 5.4x/45x × 100 = 12%. The ratio 45:56 satisfies the condition of 12% profit after 10% discount on marked price.
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Rs.8000
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Rs.8500
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Rs.9000
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Rs.10000
B
Correct answer
Explanation
Work backwards from customer price. Retailer sells at Rs. 15045 with 25% profit, so retailer's cost = 15045/1.25 = Rs. 12036. Wholesaler sells at 20% profit, so wholesaler's cost = 12036/1.20 = Rs. 10030. Manufacturer sells at 18% profit, so manufacturer's cost = 10030/1.18 = Rs. 8500. Verify: 8500 × 1.18 = 10030; 10030 × 1.20 = 12036; 12036 × 1.25 = 15045.
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12.1% profit/लाभ
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12.1% loss/हानि
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12.2% profit/लाभ
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11.1% loss/हानि
A
Correct answer
Explanation
Let each camera cost Rs. 1000. First camera sells at 18% profit: SP1 = 1000 × 1.18 = 1180. Second camera sells at 10% less: SP2 = 1180 × 0.90 = 1062. Total cost = 2000, total revenue = 1180 + 1062 = 2242, profit = Rs. 242. Profit percent = (242/2000) × 100 = 12.1%. Check: actual cost cancels out in ratio calculation.
A
Correct answer
Explanation
Case 1: 44% then 25% gives net discount of 1 - 0.56 × 0.75 = 1 - 0.42 = 0.58 or 58%. Case 2: 45% then 20% gives 1 - 0.55 × 0.80 = 1 - 0.44 = 0.56 or 56%. Difference = 2% of marked price = Rs.12, so MP = 12/0.02 = Rs.600.
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30, 10
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25, 15
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35, 22
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25, 10
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Both 3 and 4
D
Correct answer
Explanation
Let M=marked price, C=cost. With 25% discount, selling price is 0.75M, which equals 0.90C (10% loss). So C=0.75M/0.90 = 5M/6. With 10% discount, selling price is 0.90M = 0.90 × (6C/5) = 1.08C, giving 8% profit. Option D satisfies this.
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Rs.375
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Rs.420
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Rs.435
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Rs.450
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None of these
A
Correct answer
Explanation
Marked price = Rs. 550. Selling price after 25% discount = 550 × 0.75 = Rs. 412.50. This selling price gives 10% profit, so Cost Price = 412.50 ÷ 1.10 = Rs. 375.