FIA Ratio & Proportion MCQs (Practice Guide)
Posted: May 19th, 2026, 3:30 am
1. Ratio of 2 to 4 = ? — 1:2
2. Ratio of 10 to 20 = ? — 1:2
3. Ratio of 15 to 5 = ? — 3:1
4. Ratio of 8 to 24 = ? — 1:3
5. Ratio of 12 to 36 = ? — 1:3
6. Ratio of 25 to 5 = ? — 5:1
7. Ratio of 18 to 6 = ? — 3:1
8. Ratio of 14 to 7 = ? — 2:1
9. Ratio of 9 to 27 = ? — 1:3
10. Ratio of 16 to 8 = ? — 2:1
11. If A:B = 2:3 and A=10, B=? — 15
12. If A:B = 4:5 and A=20, B=? — 25
13. If A:B = 3:7 and A=12, B=? — 28
14. If A:B = 5:2 and A=25, B=? — 10
15. If A:B = 6:1 and A=30, B=? — 5
16. Proportion means? — Equality of two ratios
17. 2:4 :: 4:8 = ? — True
18. 3:6 :: 5:10 = ? — True
19. 4:5 :: 8:10 = ? — True
20. 6:9 :: 10:15 = ? — True
21. If x:y = 2:5 and x=8, y=? — 20
22. If x:y = 7:3 and x=21, y=? — 9
23. If x:y = 1:4 and x=5, y=? — 20
24. If x:y = 9:2 and x=36, y=? — 8
25. If x:y = 5:6 and x=25, y=? — 30
26. Simplify 20:40 — 1:2
27. Simplify 45:15 — 3:1
28. Simplify 100:25 — 4:1
29. Simplify 36:12 — 3:1
30. Simplify 14:21 — 2:3
31. If ratio is 3:4, total parts=? — 7
32. If ratio is 5:7, total parts=? — 12
33. Divide 60 in ratio 1:2 — 20 and 40
34. Divide 90 in ratio 2:3 — 36 and 54
35. Divide 100 in ratio 1:4 — 20 and 80
36. Divide 120 in ratio 2:1 — 80 and 40
37. Divide 150 in ratio 3:2 — 90 and 60
38. Divide 200 in ratio 1:1 — 100 and 100
39. Divide 70 in ratio 2:5 — 20 and 50
40. Divide 84 in ratio 3:4 — 36 and 48
41. If A:B = 4:7 and total=55, A=? — 20
42. If A:B = 4:7 and total=55, B=? — 35
43. If A:B = 2:3 and total=50, A=? — 20
44. If A:B = 2:3 and total=50, B=? — 30
45. If A:B = 5:1 and total=60, A=? — 50
46. If A:B = 5:1 and total=60, B=? — 10
47. Ratio of boys to girls 3:2, total 25, boys=? — 15
48. Ratio of boys to girls 3:2, total 25, girls=? — 10
49. Ratio 7:8, total 75, first=? — 35
50. Ratio 7:8, total 75, second=? — 40
51. Mean proportional of 4 and 16? — 8
52. Third proportional to 2 and 4? — 8
53. Fourth proportional to 2, 3, 4? — 6
54. Ratio of 50 paise to 1 rupee? — 1:2
55. Ratio of 2 hours to 30 minutes? — 4:1
56. Ratio of 1 meter to 50 cm? — 2:1
57. Ratio of 500g to 1kg? — 1:2
58. 5:10 equals? — 1:2
59. 9:12 equals? — 3:4
60. 15:25 equals? — 3:5
61. If income ratio is 4:5 and total income 18000, first income=? — 8000
62. Second income=? — 10000
63. If ages ratio is 2:3 and total age 25, younger=? — 10
64. Older=? — 15
65. If ratio 1:2:3 and total 60, first=? — 10
66. Second=? — 20
67. Third=? — 30
68. If ratio 2:3:5 and total 100, first=? — 20
69. Second=? — 30
70. Third=? — 50
71. Ratio of 24 to 60? — 2:5
72. Ratio of 81 to 27? — 3:1
73. Ratio of 32 to 16? — 2:1
74. Ratio of 49 to 7? — 7:1
75. Ratio of 18 to 24? — 3:4
76. Direct proportion means? — Increase together
77. Inverse proportion means? — One increases other decreases
78. If 5 men do work in 10 days, 10 men in? — 5 days
79. If speed increases, time decreases? — Yes
80. If workers decrease, time increases? — Yes
81. Ratio of 3 kg to 3000g? — 1:1
82. Ratio of 1 day to 12 hours? — 2:1
83. Ratio of 45 minutes to 1 hour? — 3:4
84. Ratio of 250 ml to 1 liter? — 1:4
85. Ratio of 75 to 100? — 3:4
86. If A:B = 8:2, simplified ratio=? — 4:1
87. If ratio is 10:15, simplest form=? — 2:3
88. If total parts are 9 and ratio 4:5, first share fraction=? — 4/9
89. Second share fraction=? — 5/9
90. If ratio is 1:1, shares are? — Equal
91. If ratio 3:7 and total 200, smaller share=? — 60
92. Larger share=? — 140
93. If A:B = 11:9 and total 100, A=? — 55
94. B=? — 45
95. Ratio of 6 months to 1 year? — 1:2
96. Ratio of 2 liters to 500 ml? — 4:1
97. Ratio of 90 seconds to 1 minute? — 3:2
98. Ratio of 4 dozen to 24? — 2:1
99. Ratio of 100 cm to 1 meter? — 1:1
100. Continued proportion example? — 2:4::4:8
2. Ratio of 10 to 20 = ? — 1:2
3. Ratio of 15 to 5 = ? — 3:1
4. Ratio of 8 to 24 = ? — 1:3
5. Ratio of 12 to 36 = ? — 1:3
6. Ratio of 25 to 5 = ? — 5:1
7. Ratio of 18 to 6 = ? — 3:1
8. Ratio of 14 to 7 = ? — 2:1
9. Ratio of 9 to 27 = ? — 1:3
10. Ratio of 16 to 8 = ? — 2:1
11. If A:B = 2:3 and A=10, B=? — 15
12. If A:B = 4:5 and A=20, B=? — 25
13. If A:B = 3:7 and A=12, B=? — 28
14. If A:B = 5:2 and A=25, B=? — 10
15. If A:B = 6:1 and A=30, B=? — 5
16. Proportion means? — Equality of two ratios
17. 2:4 :: 4:8 = ? — True
18. 3:6 :: 5:10 = ? — True
19. 4:5 :: 8:10 = ? — True
20. 6:9 :: 10:15 = ? — True
21. If x:y = 2:5 and x=8, y=? — 20
22. If x:y = 7:3 and x=21, y=? — 9
23. If x:y = 1:4 and x=5, y=? — 20
24. If x:y = 9:2 and x=36, y=? — 8
25. If x:y = 5:6 and x=25, y=? — 30
26. Simplify 20:40 — 1:2
27. Simplify 45:15 — 3:1
28. Simplify 100:25 — 4:1
29. Simplify 36:12 — 3:1
30. Simplify 14:21 — 2:3
31. If ratio is 3:4, total parts=? — 7
32. If ratio is 5:7, total parts=? — 12
33. Divide 60 in ratio 1:2 — 20 and 40
34. Divide 90 in ratio 2:3 — 36 and 54
35. Divide 100 in ratio 1:4 — 20 and 80
36. Divide 120 in ratio 2:1 — 80 and 40
37. Divide 150 in ratio 3:2 — 90 and 60
38. Divide 200 in ratio 1:1 — 100 and 100
39. Divide 70 in ratio 2:5 — 20 and 50
40. Divide 84 in ratio 3:4 — 36 and 48
41. If A:B = 4:7 and total=55, A=? — 20
42. If A:B = 4:7 and total=55, B=? — 35
43. If A:B = 2:3 and total=50, A=? — 20
44. If A:B = 2:3 and total=50, B=? — 30
45. If A:B = 5:1 and total=60, A=? — 50
46. If A:B = 5:1 and total=60, B=? — 10
47. Ratio of boys to girls 3:2, total 25, boys=? — 15
48. Ratio of boys to girls 3:2, total 25, girls=? — 10
49. Ratio 7:8, total 75, first=? — 35
50. Ratio 7:8, total 75, second=? — 40
51. Mean proportional of 4 and 16? — 8
52. Third proportional to 2 and 4? — 8
53. Fourth proportional to 2, 3, 4? — 6
54. Ratio of 50 paise to 1 rupee? — 1:2
55. Ratio of 2 hours to 30 minutes? — 4:1
56. Ratio of 1 meter to 50 cm? — 2:1
57. Ratio of 500g to 1kg? — 1:2
58. 5:10 equals? — 1:2
59. 9:12 equals? — 3:4
60. 15:25 equals? — 3:5
61. If income ratio is 4:5 and total income 18000, first income=? — 8000
62. Second income=? — 10000
63. If ages ratio is 2:3 and total age 25, younger=? — 10
64. Older=? — 15
65. If ratio 1:2:3 and total 60, first=? — 10
66. Second=? — 20
67. Third=? — 30
68. If ratio 2:3:5 and total 100, first=? — 20
69. Second=? — 30
70. Third=? — 50
71. Ratio of 24 to 60? — 2:5
72. Ratio of 81 to 27? — 3:1
73. Ratio of 32 to 16? — 2:1
74. Ratio of 49 to 7? — 7:1
75. Ratio of 18 to 24? — 3:4
76. Direct proportion means? — Increase together
77. Inverse proportion means? — One increases other decreases
78. If 5 men do work in 10 days, 10 men in? — 5 days
79. If speed increases, time decreases? — Yes
80. If workers decrease, time increases? — Yes
81. Ratio of 3 kg to 3000g? — 1:1
82. Ratio of 1 day to 12 hours? — 2:1
83. Ratio of 45 minutes to 1 hour? — 3:4
84. Ratio of 250 ml to 1 liter? — 1:4
85. Ratio of 75 to 100? — 3:4
86. If A:B = 8:2, simplified ratio=? — 4:1
87. If ratio is 10:15, simplest form=? — 2:3
88. If total parts are 9 and ratio 4:5, first share fraction=? — 4/9
89. Second share fraction=? — 5/9
90. If ratio is 1:1, shares are? — Equal
91. If ratio 3:7 and total 200, smaller share=? — 60
92. Larger share=? — 140
93. If A:B = 11:9 and total 100, A=? — 55
94. B=? — 45
95. Ratio of 6 months to 1 year? — 1:2
96. Ratio of 2 liters to 500 ml? — 4:1
97. Ratio of 90 seconds to 1 minute? — 3:2
98. Ratio of 4 dozen to 24? — 2:1
99. Ratio of 100 cm to 1 meter? — 1:1
100. Continued proportion example? — 2:4::4:8