Question: A 360 meter long train crosses a man standing on the platform in 6 sec. What is the speed of the train?
Options:
(A) 229
(B) 108
(C) 278
(D) 216
(E) 112
Answer: S = 360/6 * 18/5 = 216 kmph
The answer is (D).

Question: 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
Answer: Distance travelled = 140 + 210m = 350m
Speed = 60 * 5/8 = 50/3m
Time = 350 * 3/50 = 21 Seconds
The answer is (C).

Question: 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) 29
(B) 78
(C) 30
(D) 28
(E) 12
Answer: 20 + 24 + 8 * 2 = 60/2 = 30
The answer is (C).

Question: The sale price shirts listed for Rs.400 after successive discount is 10% and 5% is?
Options:
(A) 280
(B) 290
(C) Rs.342
(D) 250
(E) 253
Answer:
400*(90/100)* (95/100) = 342
The answer is (C).