question: A no.when divided by 221 gives a remainder 43, what remainder will beobtained by dividing the same number19?
Options:
(A) 3
(B) 6
(C) 9
(D) 11
(E) 15
answer: Stream of consciousness: 221 + 43 = 264/17 = 9 (Remainder) The answer is (C).

q: The average age of 8 men increases by 2 years when two women are included in place of two men of ages 20 and 24 years. Find the average age of the women?
Options:
(A) 39
(B) 27
(C) 30
(D) 26
(E) 29
a: Stream of consciousness: 20 + 24 + 8 * 2 = 60/2 = 30 The answer is (C).

question: Two trains are traveling on parallel tracks in the same direction. The faster train travels at 120 miles per hour, while the slower train travels at 100 miles per hour. At 2 o'clock the faster train is 10 miles behind the slower one. How far apart are the two trains at 6 o'clock?
Options:
(A) 60 miles
(B) 80 miles
(C) 110 miles
(D) 120 miles
(E) 400 miles
answer: Stream of consciousness: Answer = C. 110 miles
Relational speed = 120 - 100 = 20 miles per hour
In 4 hours, difference = 20 * 4 = 120 miles
Fast train trailing 10 miles, so effective difference = 120 - 10 = 110 miles The answer is (C).

q: Two pipes A and B can fill a cistern in 20 and 30 minutes respectively, and a third pipe C can empty it in 40 minutes. How long will it take to fill the cistern if all the three are opened at the same time?
Options:
(A) 17 1/9
(B) 17 1/0
(C) 17 1/7
(D) 17 1/2
(E) 17 1/3
a: Stream of consciousness: 1/20 + 1/30 - 1/40 = 7/120
120/7 = 17 1/7 The answer is (C).

question: What amount does Kiran get if he invests Rs. 18000 at 15% p.a. simple interest for five years?
Options:
(A) 31500
(B) 27773
(C) 29989
(D) 28800
(E) 29883
answer: Stream of consciousness: Simple interest = (18000 * 5 * 15)/100 = Rs. 13500
Amount = P + I = 18000 + 13500 = Rs. 31500 The answer is (A).

question: A train 200 meters long completely crosses a 300 meters long bridge in 45 seconds. What is the speed of the train is?
Options:
(A) 32
(B) 28
(C) 40
(D) 27
(E) 21
answer:
Stream of consciousness: S = (200 + 300)/45 = 500/45 * 18/5 = 40 The answer is (C).