Find out odd one in the given series :

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Target Exam

CUET

Subject

General Test

Chapter

General Ability

Topic

Odd One Out/Classification

Question:

Find out odd one in the given series :

10, 30, 68, 130, 220, 350

Options:

130

220

350

Correct Answer:

220

Explanation:

The logic follows here is :
2³ + 2 = 10
3³+ 3 = 30
4³ + 4 = 68
5³ + 5 = 130
6³ + 6 = 222 not 220
7³ + 7 = 350

The correct answer is option (3) : 220