Percentage, Ratio and Proportion MCQs 2026

44 questions with detailed answers · 0 from past papers · 5 quiz batches available

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Page 1 of 1Questions 1–10 of 44

Q1medium
Two numbers are in the ratio 5:8 and their difference is 21. The smaller number is
1. A35
2. B40
3. C45
4. D56
💡 Explanation:
The difference is 3 parts, so one part is 7 and the smaller number is 5 x 7 = 35.
Q2easy
25% less than 160 is
1. A100
2. B120
3. C130
4. D140
💡 Explanation:
25% of 160 is 40, and 160 - 40 = 120.
Q3medium
If a:b = 5:6 and b = 30, then a is
1. A20
2. B25
3. C35
4. D36
💡 Explanation:
Six parts equal 30, so one part is 5 and a = 5 parts = 25.
Q4easy
10 is what percent of 50
1. A20%
2. B10%
3. C25%
4. D40%
💡 Explanation:
The percentage is 10/50 x 100 = 20%.
Q5easy
25% of 240 is
1. A40
2. B60
3. C80
4. D100
💡 Explanation:
25% is one-fourth, and one-fourth of 240 is 60.
Q6easy
12 is what percent of 48
1. A20%
2. B24%
3. C30%
4. D25%
💡 Explanation:
12/48 = 1/4, and one-fourth equals 25%.
Q7medium
The percentage increase from 80 to 100 is
1. A20%
2. B25%
3. C30%
4. D40%
💡 Explanation:
Increase is 20; 20/80 x 100 = 25%.
Q8easy
The percentage decrease from 200 to 150 is
1. A25%
2. B20%
3. C30%
4. D50%
💡 Explanation:
Decrease is 50; 50/200 x 100 = 25%.
Q9easy
A sum of 50 is divided in the ratio 2:3. The smaller share is
1. A15
2. B18
3. C25
4. D20
💡 Explanation:
Total parts are 5, and the smaller share is 2/5 of 50 = 20.
Q10medium
The ratio of boys to girls is 5:4 and total students are 45. The number of girls is
1. A15
2. B18
3. C25
4. D20
💡 Explanation:
Total parts are 9, so each part is 45/9 = 5; girls = 4 x 5 = 20.
Q11easy
If 3:4 = 15:x, then x is
1. A16
2. B18
3. C20
4. D24
💡 Explanation:
Cross multiplication gives 3x = 60, so x = 20.
Q12easy
If 40% of a number is 80, the number is
1. A120
2. B160
3. C180
4. D200
💡 Explanation:
Let the number be x. Then 0.40x = 80, so x = 200.
Q13medium
60 is 75% of which number
1. A70
2. B75
3. C80
4. D90
💡 Explanation:
If 75% of x is 60, then x = 60 / 0.75 = 80.
Q14medium
The fourth proportional to 2, 3 and 8 is
1. A12
2. B10
3. C16
4. D18
💡 Explanation:
For 2:3 = 8:x, cross multiplication gives 2x = 24, so x = 12.
Q15easy
15% of 600 is
1. A60
2. B90
3. C120
4. D150
💡 Explanation:
15% of 600 equals 0.15 x 600 = 90.
Q16hard
If A:B = 3:5 and B:C = 10:7, then A:C is
1. A3:7
2. B5:7
3. C6:7
4. D7:6
💡 Explanation:
Make B common: A:B = 6:10 and B:C = 10:7, so A:C = 6:7.
Q17easy
The ratio 0.5:1.5 in simplest form is
1. A1:3
2. B1:2
3. C2:3
4. D3:1
💡 Explanation:
Multiplying both terms by 10 gives 5:15, which reduces to 1:3.
Q18hard
A number is increased by 20% and then decreased by 20%. The net effect is
1. ANo change
2. B4% decrease
3. C4% increase
4. D20% decrease
💡 Explanation:
Starting from 100 gives 120 after increase and 96 after decrease, which is 4% less than 100.
Q19easy
10% of 10% of 500 is
1. A10
2. B25
3. C5
4. D50
💡 Explanation:
10% of 500 is 50, and 10% of 50 is 5.
Q20medium
If a:b = 4:7 and a + b = 88, then a is
1. A28
2. B32
3. C44
4. D56
💡 Explanation:
Total parts are 11, each part is 8, and a = 4 x 8 = 32.
Q21medium
If 6 workers finish a job in 12 days, 9 workers will finish it in
1. A6 days
2. B7 days
3. C9 days
4. D8 days
💡 Explanation:
Workers and days are inversely proportional: 6 x 12 = 9 x d, so d = 8.
Q22easy
30% of 70 is
1. A21
2. B18
3. C24
4. D27
💡 Explanation:
30% of 70 equals 0.30 x 70 = 21.
Q23easy
A price of 400 is increased by 15%. The new price is
1. A430
2. B440
3. C450
4. D460
💡 Explanation:
15% of 400 is 60, so the increased price is 400 + 60 = 460.
Q24medium
72 is 120% of which number
1. A48
2. B54
3. C58
4. D60
💡 Explanation:
If 120% of x is 72, then x = 72 / 1.2 = 60.
Q25easy
35% of 140 is
1. A42
2. B45
3. C49
4. D56
💡 Explanation:
35% of 140 = 0.35 x 140 = 49.
Q26medium
If 7:x = 14:20, then x is
1. A10
2. B12
3. C14
4. D16
💡 Explanation:
Cross multiplication gives 14x = 140, so x = 10.
Q27medium
A sum of 150 is divided in the ratio 2:3:5. The largest share is
1. A60
2. B75
3. C80
4. D90
💡 Explanation:
Total parts are 10, so one part is 15 and the largest share is 5 x 15 = 75.
Q28easy
45 is what percent of 180
1. A25%
2. B20%
3. C30%
4. D40%
💡 Explanation:
45/180 = 1/4, which is 25%.
Q29easy
A population of 5000 increases by 10%. The new population is
1. A5100
2. B5200
3. C5400
4. D5500
💡 Explanation:
10% of 5000 is 500, so the new population is 5500.
Q30easy
A population of 5000 decreases by 10%. The new population is
1. A4500
2. B4000
3. C4400
4. D4900
💡 Explanation:
10% of 5000 is 500, so the decreased population is 5000 - 500 = 4500.
Q31easy
The fraction 7/20 as a percentage is
1. A30%
2. B35%
3. C40%
4. D45%
💡 Explanation:
7/20 = 0.35, and 0.35 x 100 = 35%.
Q32easy
The decimal 0.125 as a percentage is
1. A1.25%
2. B10.5%
3. C12.5%
4. D25%
💡 Explanation:
Multiplying 0.125 by 100 gives 12.5%.
Q33medium
The ratio 1.5:2.5 in simplest form is
1. A2:5
2. B3:5
3. C5:3
4. D6:10
💡 Explanation:
Multiplying by 10 gives 15:25, which reduces to 3:5.
Q34easy
If 40% of A is 80, then A is
1. A160
2. B180
3. C200
4. D240
💡 Explanation:
0.40A = 80, so A = 80 / 0.40 = 200.
Q35easy
25% more than 160 is
1. A200
2. B190
3. C180
4. D220
💡 Explanation:
25% of 160 is 40, and 160 + 40 = 200.
Q36medium
16 is what percent more than 10
1. A40%
2. B50%
3. C60%
4. D70%
💡 Explanation:
The increase is 6, and 6/10 x 100 = 60%.
Q37easy
After a 40% decrease from 250, the value is
1. A100
2. B125
3. C150
4. D175
💡 Explanation:
40% of 250 is 100, so the remaining value is 250 - 100 = 150.
Q38medium
2/3 expressed as a percentage is
1. A60%
2. B62.5%
3. C66 2/3%
4. D75%
💡 Explanation:
2/3 x 100 = 200/3 = 66 2/3%.
Q39medium
33 1/3% of 90 is
1. A30
2. B27
3. C33
4. D36
💡 Explanation:
33 1/3% equals one-third, and one-third of 90 is 30.
Q40easy
If x:y = 9:4, then y:x is
1. A9:13
2. B13:9
3. C9:4
4. D4:9
💡 Explanation:
Reversing the terms of x:y gives y:x = 4:9.
Q41medium
5% of 5% of 800 is
1. A10
2. B4
3. C20
4. D2
💡 Explanation:
5% of 800 is 40, and 5% of 40 is 2.
Q42medium
The ratio of 45 minutes to 2 hours is
1. A2:3
2. B3:5
3. C3:8
4. D4:9
💡 Explanation:
2 hours = 120 minutes, so the ratio is 45:120 = 3:8.
Q43medium
A sum of 720 is divided in the ratio 7:5. The larger share is
1. A360
2. B420
3. C480
4. D500
💡 Explanation:
Total parts are 12, so one part is 60 and the larger share is 7 x 60 = 420.
Q44medium
45 is 150% of which number
1. A25
2. B30
3. C35
4. D40
💡 Explanation:
If 150% of x is 45, then x = 45 / 1.5 = 30.

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Percentage, Ratio and Proportion MCQs 2026

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