Question (9/53)
It takes eight hours for a 600 km journey if 120 km is done by train and rest by car. It takes 20 minutes more, if 200 km is done by train and rest by car. What is ratio of the speed of the train to that of car ?(A) 2 : 3
(B) 3 : 2
(C) 3 : 4
(D) 4 : 3
Question (10/53)
In a flight of 600 km, an aircraft was slowed down due to bad weather. Its average speed for the trip was reduced by 200 km/hr and the time of flight increased by 30 minutes. What is the duration of flight ?(A) 1 Hour
(B) 2 Hours
(C) 3 Hours
(D) 4 Hours