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In the follow...

Question

In the following series, how many times the sum of two consecutive numbers results an even number ?
1 2 3 4 6 3 4 2 5 9 3 6 7 4 1 2 3 6 7 6 5 4 3

A

3

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B

4

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C

5

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D

None of these

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Solution

The correct option is A 4
In sum of given numbers, the sum will be an even number if
1. both the numbers are even numbers
2. both the number are off numbers
Therefore, in the given sequence the number of times the sum of two consecutive number is an even number is 4 times
Answer is Option B

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