a school bus takes 45 mins to cover a distance of18 km .calculate is the speed in km/hr and m/s
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(i) speed = distance /time
= 18km / 45min
= 18km /0.75hr
= 24km/hr
(ii) speed = distance /time
= 18km / 45min
= 18000m / 2700s
= 6.6666666667m/s
hope it will help you..............
stasneem:
thanks
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