Question (41/53)
An express train travelled at an average speed of 100 km/hr, stopping for 3 minutes after every 75 km. How long did it take to reach its destination 600 km from the starting point ?(A) 6 hrs 21 min
(B) 6 hrs 24 min
(C) 6 hrs 27 min
(D) 6 hrs 30 min
Question (42/53)
Sound is said to travel in air at about 1100 feet per second. A man hears the axe striking the tree `11/5` seconds after he sees it strike the tree. How far is the man standing from the wood chopper ?(A) 2197 feets
(B) 2420 feets
(C) 2500 feets
(D) 2629 feets