51 / 82
Fill the missing number or letter in the given series
1, 2, 3, 5, 7, 11, __
A15
B9
C13
D12
Answer: Option C
Explanation:Prime number series
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52 / 82
Fill the missing number or letter in the given series
0, 2, 3, 5, 8, 10, 15, 17, 24, 26,__
A45
B55
C35
D48
Answer: Option C
Explanation:difference alternate 2 1 2 3 2 5 2 7 2 9 2...
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53 / 82
Fill the missing number or letter in the given series
2, 5, 9, 19, 37,__
A64
B55
C75
D40
Answer: Option C
Explanation:(x2 + 1) , (x2 - 1)......
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54 / 82
Fill the missing number or letter in the given series
1, 3, 4, 8, 15, 27, __
A60
B59
C43
D50
Answer: Option D
Explanation:1 3 4=8
3 4 8=15
4 8 15=27
add consecutive 3 numbers
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55 / 82
Find the next number of the series:
1, 5, 14, 30, 55, 91, ?
A130
B140
C150
D160
Answer: Option B
Explanation:The pattern is + 4, + 9, + 16, + 25, + 36, ____ i.e. + 2^2, + 3^2, + 4^2, + 5^2, + 6^2,____
So, missing term = 91 + 7^2 = 91 + 49 = 140.
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56 / 82
Find the missing number of the series:
625, 5, 125, 25, 25, ?, 5
A5
B25
C125
D625
Answer: Option C
Explanation:The given sequence is a combination of two series:
(1) 625, 125, 25, 5 and (2) 5, 25, ?
The pattern in I is ÷ 5, while that in II is x 5.
So, missing term = 25 x 5 = 125.
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57 / 82
Look at this series: (1/9), (1/3), 1, ____ , 9 What number should fill the blank?
A2/3
B3
C6
D27
Answer: Option B
Explanation:Here is no explanation for this answer
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58 / 82
Look carefully for the pattern, and then choose which pair of numbers comes next.
8 12 9 13 10 14 11
A14 11
B15 12
C8 15
D15 19
Answer: Option B
Explanation:Here is no explanation for this answer
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59 / 82
Look at this series: 5.2, 4.8, 4.4, 4, ... What number should come next?
A3
B3.3
C3.5
D3.6
Answer: Option D
Explanation:Here is no explanation for this answer
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60 / 82
Choose the correct alternative that will continue the same pattern and replace the question mark in the given series.
4,18,100,350 ,?
A765
B860
C868
D800
Answer: Option C
Explanation:Difference of 4,18 100,350 is :- 14,82,250
difference of 14,82,250 is 68,168.
Since it is increasing by 100.therefore, next in series will be 268.
Therefore, next in the second series will be 250+268=518.
So, next in the first series will be 350+518=868.
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