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In the follow...

Question

In the following number series, how many 2's are there which are preceded by 1 but are not followed by 4?
421214211244412212144214212124142124146

A

2

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B

3

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C

4

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D

5

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Solution

The correct option is C 4
In the given series, 421214211244412212144214212124142124146, there are 4 such 2's that are preceded by 1 and not followed by 4.
Answer is Option C

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