question:A motorcyclist goes from Bombay to Pune, a distance of 224 kms at an average of 32 kmph speed. Another man starts from Bombay by car 2 hours after the first, and reaches Pune hour earlier. What is the ratio of the speed of the motorcycle and the car?
Options:
(A) 1:2
(B) 1:5
(C) 4:7
(D) 1:1
(E) 1:8
answer:(C)
Stream of consciousness:T = 224/32 = 7 h
T = 7 - 3 = 4
Time Ratio = 7:4
Speed Ratio = 4:7

question:A and B can together complete a piece of work in 4 days. If A can alone can complete the same work in 12 days, in how many days can B alone complete that work?
Options:
(A) 6
(B) 5
(C) 4
(D) 3
(E) 2
answer:(A)
Stream of consciousness:(A+B)'s 1 day work = 1/4
A's 1 day work = 1/12
B's 1 day work = 1/6

question:In a family, the father took 1/4 of the cake and he had 3 times as much as each of the other members had. The total number of family members is
Options:
(A) 3
(B) 7
(C) 10
(D) 12
(E) 15
answer:
(C)
Stream of consciousness:1-1/4 = remain cake 3/4
3/4*3 = 9/4
9/4+1/4 = 10