Warning: implode(): Invalid arguments passed in /www/wwwroot/jobquiz.info/mdiscuss.php on line 336 A train runs for 2 hrs at the speed of 35km/hr. It runs for 3 1/2 hrs at the speed of 60km/hr and then runs for 2 1/2 hrs at the speed of 70km/hr. Find the average speed of the train : ?->(Show Answer!)
1. A train runs for 2 hrs at the speed of 35km/hr. It runs for 3 1/2 hrs at the speed of 60km/hr and then runs for 2 1/2 hrs at the speed of 70km/hr. Find the average speed of the train :