Madhya Pradesh Police Exam Model Paper 9

Question : 5 of 100

Marks: +1, -0

Which number will replace the question mark (?) in the following series?
2, 9, 28, 65, 126, ?

Solution:

(1)^3 + 1 = 2

(2)^3 + 1 = 9

(3)^3 + 1 = 28

(4)^3 + 1 = 65

(5)^3 + 1 = 126

$(6)^3 + 1 = 217$
Hence, "217" is the correct answer.

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