question: A, B, C together started a business. A invested Rs.6000 for 5 months B invested Rs.3600 for 6 months and C Rs.7500 for 3 months. If they get a total profit of Rs.7410. Find the share of A?
Options:
(A) 9179
(B) 3000
(C) 2997
(D) 2678
(E) 2682
answer: Stream of consciousness: 60*5:36*6:75*3
100: 72: 75
100/247 * 7410 = 3000 The answer is (B).

q: A bullet train 140 m long is running at 60 kmph. In how much time will it pass a platform 210 m long?
Options:
(A) 34 Seconds
(B) 22 Seconds
(C) 21 Seconds
(D) 24 Seconds
(E) 29 Seconds
a: Stream of consciousness: Distance travelled = 140 + 210m = 350m
Speed = 60 * 5/8 = 50/3m
Time = 350 * 3/50 = 21 Seconds The answer is (C).

question: Find the least number must be subtracted from 427398 so that remaining no.is divisible by 15?
Options:
(A) 3
(B) 5
(C) 6
(D) 9
(E) 8
answer: Stream of consciousness: On dividing 427398 by 15 we get the remainder 3, so 3 should be subtracted The answer is (A).

q: If the ratio of boys to girls in a class is B and the ratio of girls to boys is G; then 5 (B + G) is ?
Options:
(A) Equal to 3
(B) Less than 5
(C) More than 5
(D) Less than 1/5
(E) none of these
a: Stream of consciousness: Let number of boys = x
Let number of girls = y
Therefore x/y = B and y/x = G
5(B + G) = 5[(x/y) + (y/x)] = 5[(x2 + y2)/xy] > 5 The answer is (A).

question: What should come in place of the question mark (?) in the following equation?
45789+ 34567 = 610+ ?
Options:
(A) 96543
(B) 13678
(C) 23456
(D) 56789
(E) 79746
answer: Stream of consciousness: 45789+ 34567 = 610+ ?
45789+ 34567 610 = 79746 The answer is (E).

question: Find the value of y from (12)^3 x 6^4 432 = y?
Options:
(A) 2435
(B) 1243
(C) 1509
(D) 3456
(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).