[Ans] (B)
[Question] 80 370 860 1550 ? 3530
Options:
(A) 900
(B) 2440
(C) 750
(D) 244
(E) 960
[CoT] 10^2 - 20 = 80
20^2 - 30 = 370
30^2 - 40 = 860
40^2 - 50 = 1550
50^2 - 60 = 2440
60^2 - 70 = 3530.

[Ans] (B)
[Question] The sale price sarees listed for Rs.400 after successive discount is 15% and 5% is?
Options:
(A) 338
(B) 323
(C) 342
(D) 882
(E) 212
[CoT] 400*(85/100)*(95/100) = 323

[Ans] (B)
[Question]
Four of the following five parts numbered (a), (b), (c), (d) and (e) in the following equation are exactly equal. Which of the parts is not equal to the other four? The number of that part is the answer.
Options:
(A) xy2 x2y + 2x2y2
(B) xy2(1 2x) + x2y(2y 1)
(C) xy2(1 + x) x2y(1 y)
(D) xy[y(1 + x) x(1 y) ]
(E) xy(y x + 2xy)
[CoT] The other parts are equal to xy2 x2y + 2x2y2.