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Find the average speed if a car mouse 30 kilometre in 30 minutes and the next 30 km in 40 minutes?
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Find the average speed if a car mouse 30 kilometre in 30 minutes and t...
Average speed = total distance travelled / total time taken.
30m = 30/60hr =1/2h
40m= 40/60hr= 2/3h
total time = 1/2 +2/3 = 7/6hr
total distance =30km+ 30km=60km
av. speed = 60/7/6 = 60*6/7
360/7= 51.42
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Find the average speed if a car mouse 30 kilometre in 30 minutes and the next 30 km in 40 minutes?
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