a car travels first 30 km with a uniform speed of 40/h calculate
1.total time of journey
2. the average speed of car
plz answer it fast those who don't know leave it
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Answer:
distance = 30km
speed = 40km/hr
therefore, 1) time taken = 30/40
= 3/4 hr
= 3/4 × 60
= 45min
2) ave speed = total distance / total time
= 30/(3/4)
= 40km/hr
hope it helped :)
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