document.write( "Question 767189: a bus travels first half of its journey with a speed of 40km/hr and in next half with a speed of 60km/hr. what is the average speed of he bus.?
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Algebra.Com's Answer #467475 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! a bus travels first half of its journey with a speed of 40km/hr and in next half with a speed of 60km/hr. what is the average speed of he bus.? \n" ); document.write( "--------------- \n" ); document.write( "Avg speed = 2*40*60/(40+60) \n" ); document.write( "= 48 km/hr \n" ); document.write( " |