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Question Detail
Complete the series 95, 115.5, 138, ..., 189
- 160.5
- 162.5
- 164.5
- 166.5
Answer: Option B
Explanation:
Pattern in the series is, +20.5 , +22.5,
Next will be +24.5
138 + 24.5 = 162.5
1. Which number would replace the question mark in series
7,12,19,?,39
- 24
- 28
- 31
- 33
Answer: Option B
Explanation:
Pattern is , +5, +7, +9
Missing Number = 19+9 = 28
2. 2,5,9,?,20,27, what will replace the question mark ?
- 13
- 14
- 15
- 16
Answer: Option B
Explanation:
Pattern is +3,+4,..,..,+7, so +5 and +6 will be in the blanks
Question mark will be replaced by 9+5 = 14
3. Complete the series 2,2,5, 13,28,....
- 50
- 51
- 52
- 53
Answer: Option C
Explanation:
\begin{aligned}
\text{Pattern is }\\
+1^2-1, +2^2-1, +3^2-1,+4^2-1 \\
5^2-1 = 28 + 24 \\
= 52
\end{aligned}
4. Complete the series
1,6,13,22,33,...
- 46
- 48
- 49
- 51
Answer: Option A
Explanation:
Pattern is +5, +7, +9, +11
So next number will be +13
=> 33+13 = 46
5. 8, 9, 8, 7, 10, 9, 6, 11, 10, (...), 12
- 7
- 6
- 5
- 4
Answer: Option C
Explanation:
Please note that above sequence is containing 3 series
Series 1 : 8, 7, 6, (..)
Series 2 : 9, 10, 11, 12
Series 3 : 8, 9, 10
In series 1 pattern is -1. So missing term will be 6-1 = 5
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