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Q.

Find the odd one among: 10, 34, 130, 204, 290


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a

34

b

74

c

130

d

204 

answer is D.

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Detailed Solution

 Concept- In order to answer this issue, we must determine which rule will be applied to each number in the sequence in order to identify the odd one out (using hit and trial method). Every integer in this example is the sum of the squares of odd numbers, as can be shown. Let's check each term in the series that has been presented.
10, 34, 130, 204, and 290 total.
We shall now attempt to determine which integer is odd.
Question ImageHence, option 4 is the correct answer.
 
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