2, 6, 12, 20, 30, 42, 56, (...) Choose the correct option.
A) 62 B) 74 C) 72 D) 81 E) 58
The pattern is 1×2, 2×3, 3×4, 4×5, 5×6, 6×7, 7×8.   Hence, next number is 8×9 = 72   Answer is 72
<result>C</result>
2, 6, 12, 20, 30, 42, 56, (...)