Reasoning: 2/5 * 6/7 * 1/3 * 1/8 = 12/840 = 1/70
Ans: (B)
Question: The compound ratio of 2/5, 6/7, 1/3 and 1/8 is given by?
Options:
(A) 7/98
(B) 1/70
(C) 1/98
(D) 1/96
(E) 1/68
Rationale: Speed = 30*(5/18) m/sec = 25/3 m/sec
Length of Train (Distance) = Speed * Time
(25/3) * 9 = 75 meter
The answer: (A)
Question: A train running at the speed of 30 km/hr crosses a pole in 9 seconds. Find the length of the train?
Options:
(A) 75
(B) 65
(C) 25
(D) 288
(E) 212
Reasoning: Marked price = 266 10095 280
Cost Price = 280 100112 = 250
Ans: (E)
Question: A shopkeeper sold sarees at 266 each after giving 5% discount on labelled price. Had he not given the discount, he would have earned a profit of 12% on the cost price. What was the cost price of each saree?
Options:
(A) 280
(B) 260
(C) 38 mph
(D) Data inadequate
(E) None of these
Rationale: The worst scenario is when she takes 8 red and 6 green, total of 14 jellybeans, and still doesn't have 3 distinct colors. But the next draw (15th) will surely be the third color jellybean (blue) as there is no other color jellybeans left in pocket.
The answer: (E)
Question: Grace has 16 jellybeans in her pocket. She has 8 red ones, 6 green ones, and 2 blue ones. What is the minimum number of jellybeans she must take out of her pocket to ensure that she has one of each color?
Options:
(A) 4
(B) 8
(C) 12
(D) 13
(E) 15
Reasoning: Increase = (10/100)*100 = (1/10)*100 = 10%.
Ans: (B)
Question: Dawson earns $100 a week from his job. His income increased and now makes $110 a week. What is the percent increase?
Options:
(A) 5%
(B) 10%
(C) 15%
(D) 20%
(E) 25%
Reasoning: You ask the man of the merry-go-round to stop it.
Ans: (C)
Question: You are riding a horse. In front of you, there is a fire engine. A helicopter is following you. To your left a sports car is driving. To your right there is a depth.How can you arrange that you will all stop simultaneously, without crashing and without mutual communication?
Options:
(A) helicopter man stop it
(B) you stop it
(C) man go to stop it.
(D) no idea
(E) data irrelevant