Series and Odd Man out Practice Test 5

Question : 28 of 40

Marks: +1, -0

9, 29, 68, 129, 221

Solution:

2^3 + 1 = 8 + 1 = 9

3^3 + 2 = 27 + 2 = 29

4^3 + 3 = 64 + 3 = 67

5^3 + 4 = 125 + 4 = 129

6^3 + 5 = 216 + 5 = 221

∴ 68 is the wrong term.

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