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Q: 1, 5, 14, 30, 55, 91, ?
A. 130 B. 140
C. 150 D. 160

Answer and Explanation

Answer:140

Explanation:
The pattern is + 4, + 9, + 16, + 25, + 36, . . .. i.e. + 22, + 32, 42, 52 , 62, . . . . . .
So, missing term = 91 + 72 = 91 + 49 = 140.

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