question: Find the value of y from (12)^3 x 6^4 432 = y?
Options:
(A) 4567
(B) 4689
(C) 5004
(D) 5678
(E) 5184
answer: Stream of consciousness: Given Exp. = (12)3 x 64 = (12)3 x 64 = (12)2 x 62 = (72)2 = 5184
432 12 x 62 The answer is (E).

q: Working alone, Printers X, Y, and Z can do a certain printing job, consisting of a large number of pages, in 12, 40, and 50 hours, respectively. What is the ratio of the time it takes Printer X to do the job, working alone at its rate, to the time it takes Printers Y and Z to do the job, working together at their individual rates?
Options:
(A) 4/11
(B) 1/2
(C) 15/22
(D) 200/9
(E) 11/4
a: Stream of consciousness: P1 takes 12 hrs
Rate for P2P3 together = 1/40 + 1/50 = 9/200
Therefore they take 200/9
Ratio = 200/9 = The answer is (D).

question: 3 candidates in an election and received 5136, 7636 and 11628 votes respectively. What % of the total votes did the winningcandidate got in that election?
Options:
(A) 45%
(B) 48%
(C) 57%
(D) 59%
(E) 61%
answer: Stream of consciousness: Total number of votes polled = (5136 + 7636 + 11628) = 24400
So, Required percentage = 11628/24400 * 100 = 48% The answer is (B).

q: A and B can together complete a piece of work in 4 days. If A can alone can complete the same work in 12 days, in how many days can B alone complete that work?
Options:
(A) 6
(B) 5
(C) 4
(D) 3
(E) 2
a: Stream of consciousness: (A+B)'s 1 day work = 1/4
A's 1 day work = 1/12
B's 1 day work = 1/6 The answer is (A).

question: Four of the following five parts (a), (b), (c), (d) and (e) are exactly equal. The number of the part which is not equal to the other four parts is your answer.
Options:
(A) 30 14 7 5
(B) 10 3 100 7
(C) 53600
(D) 450 50 50 5 30
(E) 10 3 + 120 2
answer: Stream of consciousness: Other parts are equal to 300. The answer is (E).

question: What will come in place of the x in the following Number series? 8, 10, 14, 22, 38, x
Options:
(A) 66
(B) 68
(C) 70
(D) 72
(E) 74
answer:
Stream of consciousness: 8
8 x 2 - 6 = 10
10 x 2 - 6 = 14
14 x 2 - 6 = 22
22 x 2 - 6 = 38
38 x 2 - 6 = 70 The answer is (C).