80 370 860 1550 2440 ?\nOptions:\n(A) 900\n(B) 840\n(C) 750\n(D) 860\n(E) 3530 Stream of consciousness first, then make a decision:
User
10^2 - 20 = 80\n20^2 - 30 = 370\n30^2 - 40 = 860\n40^2 - 50 = 1550\n50^2 - 60 = 2440\n60^2 - 70 = 3530.
Thus, the answer is (E).
Assistant