Question (17/42)
Two trains are running at 40 km/hr and 20 km/hr respectively in the same direction. Fast train completely passes a man sitting in the slower train in 5 seconds. What is length of the fast train ?(A) 23.5 meters
(B) 25.6 meters
(C) 26.8 meters
(D) 27.7 meters
Question (18/42)
Two trains of equal length take 10 seconds and 15 seconds respectively to cross a telegraph post. If the length of each train is 120 meters, in what time will they cross each other travelling in opposite direction ?(A) 10 Seconds
(B) 12 Seconds
(C) 14 Seconds
(D) 16 Seconds