question: How much more would Rs.60000 fetch, after two years, if it is put at 20% p.a. compound interest payable half yearly than if is put at 20% p.a. compound interest payable yearly?
Options:
(A) 482
(B) 725
(C) 992
(D) 1446
(E) 923
answer: Stream of consciousness: 60000(11/10)4 - 60000(6/5)2 = 1446 The answer is (D).

q: Fill in the blank with the correct number in this number series: 1, 20, 7, 16, __, 12, 19, ?
Options:
(A) 14
(B) 12
(C) 13
(D) 15
(E) 11
a: Stream of consciousness: This is a simple alternating subtraction and addition series; The first series begins with 1 and adds 6; the second begins with 20 and subtracts 4, and so on. The answer is (C).

question: Out of 10 persons working on a project, 4 are graduates. If 3 are selected, what is the probability that there is at least one graduate among them?
Options:
(A) 5/9
(B) 5/4
(C) 5/1
(D) 5/6
(E) 5/2
answer: Stream of consciousness: P(at least one graduate) = 1 - P(no graduates)
(6 * 5 * 4)/(10 * 9 * 8) = 5/6 The answer is (D).

q: For any numbers w and z, w#z = w^3z(8 - w^2). If both z and w#z are positive numbers, which of the following could be a value of w?
Options:
(A) 9
(B) 3
(C) 0
(D) 2
(E) 9
a: Stream of consciousness: Since w#Z and w are positive, we need to take the value of w such that w#z or w^3z(8 - w^2) is positiv The answer is (E).

question: The speed of a train is 90 kmph. What is the distance covered by it in 10 minutes?
Options:
(A) 15
(B) 66
(C) 77
(D) 88
(E) 12
answer: Stream of consciousness: 90 * 10/60 = 15 kmph The answer is (A).

question: Which letter will come exactly between the tenth letter from your left and the seventh letter from your right. Without changing any order in the original from the alphabet?
Options:
(A) o
(B) p
(C) e
(D) r
(E) s
answer:
Stream of consciousness: 10th letter from your left is J
7th letter from your right is T
The mid letter between J and T is O. The answer is (A).