Govt. Exams
Entrance Exams
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Topics in Verbal Reasoning
Complete the series: 1, 3, 6, 10, 15, 21, ?
Correct Answer:
C. 28
EXPLANATION
Triangular numbers: 1, 1+2=3, 1+2+3=6, 1+2+3+4=10, etc. Next is 1+2+3+4+5+6+7 = 28
Find next: 2, 5, 10, 17, 26, ?
Correct Answer:
C. 37
EXPLANATION
Differences: +3, +5, +7, +9, +11. Next difference is +11, so 26 + 11 = 37
Complete: 1, 4, 16, 64, 256, ?
Correct Answer:
B. 1024
EXPLANATION
Each term is multiplied by 4 (powers of 4). 256 × 4 = 1024
Find next term: 100, 99, 97, 94, 90, ?
Correct Answer:
A. 85
EXPLANATION
Differences are: -1, -2, -3, -4, -5. So next is 90 - 5 = 85
Find missing term: 10, 11, 13, 16, 20, 25, ?
Correct Answer:
A. 31
EXPLANATION
Differences: 1, 2, 3, 4, 5, 6. So 25 + 6 = 31
Complete the series: 6, 13, 22, 33, 46, ?
Correct Answer:
A. 61
EXPLANATION
Differences: 7, 9, 11, 13, 15. Pattern increases by 2 each time: 46 + 15 = 61
Complete: 1, 2, 4, 7, 11, 16, 22, ?
Correct Answer:
A. 29
EXPLANATION
Differences form sequence 1, 2, 3, 4, 5, 6, 7: 22 + 7 = 29
Find next: 3, 12, 27, 48, 75, ?
Correct Answer:
A. 108
EXPLANATION
Pattern: 3×1², 3×2², 3×3², 3×4², 3×5², 3×6² = 108
Find missing term: 2, 6, 12, 20, 30, 42, ?
Correct Answer:
A. 56
EXPLANATION
Pattern: n(n+1) for n = 1, 2, 3... gives 2, 6, 12, 20, 30, 42, 56
Complete: 7, 14, 28, 35, 70, 77, ?
Correct Answer:
A. 154
EXPLANATION
Pattern alternates: ×2, ×2, +7, ×2, +7, ×2. So 77 × 2 = 154
