Warning: implode(): Invalid arguments passed in /www/wwwroot/jobquiz.info/mdiscuss.php on line 336 A and B are two cities.A man travels from A to B at a speed of 10 km/hr and returns back at the speed of 30 km/hr.Find his average speed for whole journey. ?->(Show Answer!)
1. A and B are two cities.A man travels from A to B at a speed of 10 km/hr and returns back at the speed of 30 km/hr.Find his average speed for whole journey.