A bus started its journey from Mumbai and reached Pune in 44min with its average speed of 50 km/hr. If the average speed of the bus is increased by 5 km/hr, how much time will it take to cover the same distance?  Select:
A) 48 min 54sec	B) 48min 53sec	C) 46min 53sec	D) 48min	E) 47min
Sol. Distance between Ramgarh and Devgarh =(50*44)/60=110/3   48 min 54secverage speed of the bus is decreased by 5 km/hr then the   speed of the bus = 45 km/hr   Required time = 110/3*60/45 = 48 min 54sec   48 min 54sec
<result>A</result>
A bus started its journey from Mumbai and reached Pune in 44min with its average speed of 50 km/hr. If the average speed of the bus is increased by 5 km/hr, how much time will it take to cover the same distance?