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  1. The next term of the sequence 1, 9, 28, 65, 126, ... is
    1. 199
    2. 205
    3. 216
    4. 217
Correct Option: D

The pattern of the sequence is :
1 + 2³ = 1 + 8 = 9
1 + 3³ = 1 + 27 = 28
1 + 4³ = 1 + 64 = 65
1 + 5³ = 1 + 125 = 126
1 + 6³ = 1 + 216 = ?
∴ ? = 217


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