Physics, asked by dhruv9270, 1 year ago

A bus travels a distance of 120 km with a speed of 40km/hr and returns with a speed of 30 km/hr.Calculate the average speed

Answers

Answered by harsh2443
1
so easy questions please mark my answer in brainlest
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Answered by vdm
1
HEY BUDDY........
HERE IS UR ANSWER........

AVERAGE SPEED = TOTAL DISTANCE TRAVELLED/TOTAL TIME TAKEN

SO, TOTAL TIME = 40/120+30/120 = 1/3+1/4
= 3+/12 + 4/12 = 7/12 hr

TOTAL DISTANCE = 120+120= 240km

SO, A AVERAGE SPEED = 240/7/12 = 140 km/hr

HOPE U UNDERSTAND BRO ✨✨
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