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Question

What will come in place of the question mark (?) in each of the following series?

15, 35, 30, 32, 60, 29, 120, ?


A

24

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B

136

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C

26

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D

134

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E

None of these

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Solution

The correct option is C

26


There are two patterns followed in this series at alternate places–
Pattern I: 15×2,30×2,.. and so on.
Pattern II: 353,323,.. and so on.


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