With an average speed of 50 km/hr a train reaches its destination in time. If it goes with an average speed of 40 km/hr, it is late by 24 minutes. The total journey is
							Options
 - 40 km
 - 70 km
 - 30 km
 - 80 km
							CORRECT ANSWER :   80 km 
                            
                            
			        
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