a bus travels a distance of 120 km at the speed of 40 km per hour and returns with a speed of 30 km per hour calculate the entire average speed
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anurag8476:
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case 1 [travelling]
distance = 120 km
speed = 40 km /hr
case 2 [returning]
distance=30 km / hr
[calculate the entire average speed]
average speed =total distance travelled /total time taken
average speed=120 + 120 /t1 + t2
=240/[120/40]+[120/30]
=240 / 3+4
=240/ 7
=34.2 km / hr
[[[hope this helped youuu]]]]]]]
distance = 120 km
speed = 40 km /hr
case 2 [returning]
distance=30 km / hr
[calculate the entire average speed]
average speed =total distance travelled /total time taken
average speed=120 + 120 /t1 + t2
=240/[120/40]+[120/30]
=240 / 3+4
=240/ 7
=34.2 km / hr
[[[hope this helped youuu]]]]]]]
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