SSC CGL MCQ Practice 2026

Missing Number Questions for SSC CGL (with Answers)

23 Missing Number MCQs from the General Intelligence & Reasoning section, with answers and short explanations.

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Q1. Find the missing number, following the same rule in each group: (3, 4, 49); (2, 8, 100); (10, 9, ?)

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Answer: C. 361

Rule: third = (first + second)². 10, 9 → 361.

Missing Number · medium · Beginner Practice Set 8

Q2. Find the missing number, following the same rule in each group: (3, 5, 64); (6, 10, 256); (2, 2, ?)

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Answer: C. 16

Rule: third = (first + second)². 2, 2 → 16.

Missing Number · medium · Beginner Practice Set 9

Q3. Find the missing number, following the same rule in each group: (11, 10, 441); (5, 11, 256); (7, 11, ?)

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Answer: C. 324

Rule: third = (first + second)². 7, 11 → 324.

Missing Number · medium · Beginner Practice Set 10

Q4. Find the missing number, following the same rule in each group: (10, 4, 40); (8, 4, 32); (12, 2, ?)

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Answer: B. 24

Rule: third = first × second. 12, 2 → 24.

Missing Number · medium · Beginner Practice Set 10

Q5. Find the missing number, following the same rule in each group: (5, 6, 30); (5, 12, 60); (8, 8, ?)

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Answer: D. 64

Rule: third = first × second. 8, 8 → 64.

Missing Number · medium · Beginner Practice Set 11

Q6. Find the missing number, following the same rule in each group: (7, 9, 256); (10, 4, 196); (9, 10, ?)

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Answer: C. 361

Rule: third = (first + second)². 9, 10 → 361.

Missing Number · medium · Beginner Practice Set 11

Q7. Find the missing number, following the same rule in each group: (11, 3, 196); (8, 8, 256); (12, 4, ?)

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Answer: D. 256

Rule: third = (first + second)². 12, 4 → 256.

Missing Number · medium · Beginner Practice Set 12

Q8. Find the missing number, following the same rule in each group: (11, 3, 33); (5, 6, 30); (12, 12, ?)

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Answer: D. 144

Rule: third = first × second. 12, 12 → 144.

Missing Number · medium · Beginner Practice Set 12

Q9. Find the missing number, following the same rule in each group: (7, 12, 84); (12, 9, 108); (2, 9, ?)

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Answer: D. 18

Rule: third = first × second. 2, 9 → 18.

Missing Number · medium · Intermediate Practice Set 7

Q10. Find the missing number, following the same rule in each group: (8, 9, 72); (2, 4, 8); (4, 2, ?)

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Answer: A. 8

Rule: third = first × second. 4, 2 → 8.

Missing Number · medium · Intermediate Practice Set 7

Q11. Find the missing number, following the same rule in each group: (4, 2, 36); (12, 4, 256); (8, 9, ?)

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Answer: C. 289

Rule: third = (first + second)². 8, 9 → 289.

Missing Number · medium · Intermediate Practice Set 8

Q12. Find the missing number, following the same rule in each group: (6, 12, 324); (7, 7, 196); (10, 9, ?)

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Answer: A. 361

Rule: third = (first + second)². 10, 9 → 361.

Missing Number · medium · Intermediate Practice Set 8

Q13. Find the missing number, following the same rule in each group: (7, 2, 81); (2, 9, 121); (8, 2, ?)

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Answer: C. 100

Rule: third = (first + second)². 8, 2 → 100.

Missing Number · medium · Intermediate Practice Set 9

Q14. Find the missing number, following the same rule in each group: (10, 8, 80); (2, 11, 22); (12, 2, ?)

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Answer: B. 24

Rule: third = first × second. 12, 2 → 24.

Missing Number · medium · Intermediate Practice Set 10

Q15. Find the missing number, following the same rule in each group: (2, 5, 17); (2, 8, 26); (2, 12, ?)

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Answer: A. 38

Rule: third = first × second + first + second. 2, 12 → 38.

Missing Number · medium · Intermediate Practice Set 10

Q16. Find the missing number, following the same rule in each group: (4, 6, 100); (11, 12, 529); (2, 9, ?)

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Answer: C. 121

Rule: third = (first + second)². 2, 9 → 121.

Missing Number · hard · Advanced Practice Set 7

Q17. Find the missing number, following the same rule in each group: (2, 2, 4); (12, 3, 36); (11, 5, ?)

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Answer: A. 55

Rule: third = first × second. 11, 5 → 55.

Missing Number · hard · Advanced Practice Set 7

Q18. Find the missing number, following the same rule in each group: (7, 9, 79); (9, 10, 109); (12, 9, ?)

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Answer: C. 129

Rule: third = first × second + first + second. 12, 9 → 129.

Missing Number · hard · Advanced Practice Set 8

Q19. Find the missing number, following the same rule in each group: (7, 5, 35); (4, 2, 8); (12, 9, ?)

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Answer: B. 108

Rule: third = first × second. 12, 9 → 108.

Missing Number · hard · Advanced Practice Set 8

Q20. Find the missing number, following the same rule in each group: (12, 7, 103); (7, 4, 39); (9, 8, ?)

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Answer: D. 89

Rule: third = first × second + first + second. 9, 8 → 89.

Missing Number · hard · Advanced Practice Set 9

Q21. Find the missing number, following the same rule in each group: (12, 12, 168); (4, 9, 49); (10, 12, ?)

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Answer: A. 142

Rule: third = first × second + first + second. 10, 12 → 142.

Missing Number · hard · Advanced Practice Set 9

Q22. Find the missing number, following the same rule in each group: (10, 3, 169); (12, 2, 196); (12, 7, ?)

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Answer: B. 361

Rule: third = (first + second)². 12, 7 → 361.

Missing Number · hard · Advanced Practice Set 10

Q23. Find the missing number, following the same rule in each group: (7, 2, 14); (3, 7, 21); (6, 9, ?)

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Answer: A. 54

Rule: third = first × second. 6, 9 → 54.

Missing Number · hard · Advanced Practice Set 10

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