alleryStart learning →Which number should replace the question mark after 2, 12, 36, 80, 150?
A252
B240
C246
D256
Answer & Solution
Correct answer: A. 252
Terms equal n squared times (n+1): 1x2, 4x3, 9x4, 16x5, 25x6, so the next is 36 x 7 = 252.
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