Q: How many seconds will a train 100 meters long take to cross a bridge 150 meters long if the speed of the train is 36 kmph?
Options:
(A) 22 sec
(B) 77 sec
(C) 25 sec
(D) 18 sec
(E) 17 sec
A: OK... Stream of consciousness: D = 100 + 150 = 250
S = 36 * 5/18 = 10 mps
T = 250/10 = 25 se
The answer is (C).

Q: Find the area of the quadrilateral of one of its diagonals is 20 cm and its off sets 9 cm and 6 cm?
Options:
(A) 288
(B) 150
(C) 77
(D) 166
(E) 1812
A: OK... Stream of consciousness: 1/2 * 20(9 + 6) = 150 cm2
The answer is (B).

Q: What is the local value of 7 in the difference of 100889 and local value of 3 in 28943712?
Options:
(A) 7000
(B) 700
(C) 70000
(D) 70
(E) 7
A: OK... Stream of consciousness: 100889 - (Local value of 3) = 100889 - 3000 = 97889
Local value of 7 in 97889 = 7000
The answer is (A).

Q: A small company employs 3 men and 5 women. If a team of 3 employees is to be randomly selected to organize the company retreat, what is the probability that the team will have exactly 2 men?
Options:
(A) 5/7
(B) 1/7
(C) 2/7
(D) 3/7
(E) 1/2
A:
OK... Stream of consciousness: Total ways to choose 4 employees from 8 employees = 8C3
Two men = 5C2
Two women = 3C1
P = (5C2 * 3C1)/8C2 = 5/7 hence
The answer is (A).