Govt. Exams
Entrance Exams
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Topics in Verbal Reasoning
Complete the series: 6, 11, 21, 36, 56, ?
Correct Answer:
D. 81
EXPLANATION
Differences: +5, +10, +15, +20, +25. Next difference is 25, so 56 + 25 = 81
Find missing term: 2, 5, 10, 17, 26, 37, ?
Correct Answer:
C. 50
EXPLANATION
Differences: +3, +5, +7, +9, +11, +13. Next difference is 13, so 37 + 13 = 50
Find missing term: 4, 6, 9, 13, 18, 24, ?
Correct Answer:
B. 31
EXPLANATION
Differences: +2, +3, +4, +5, +6, +7. So 24 + 7 = 31
Complete the series: 3, 9, 27, 81, 243, ?
Correct Answer:
C. 729
EXPLANATION
Powers of 3: 3¹, 3², 3³, 3⁴, 3⁵, 3⁶ = 729
Find next: 1, 2, 3, 5, 8, 13, 21, 34, ?
Correct Answer:
B. 55
EXPLANATION
Fibonacci sequence: 34 + 21 = 55
Complete: 2, 6, 18, 54, 162, ?
Correct Answer:
C. 486
EXPLANATION
Each term is multiplied by 3. 162 × 3 = 486
Find the missing term: 10, 11, 13, 16, 20, 25, 31, ?
Correct Answer:
C. 38
EXPLANATION
Differences: +1, +2, +3, +4, +5, +6, +7. Next is 31 + 7 = 38
Complete: 5, 6, 8, 11, 15, 20, ?
Correct Answer:
B. 26
EXPLANATION
Differences: +1, +2, +3, +4, +5, +6. So 20 + 6 = 26
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