A girl moves with the speed of 60 km per hour for 2 hours and with the speed of 4 km per hour for next 3 hours find the average speed of the girl and the total distance moved
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Answered by
11
Answer:
Distance = 4 x 3 = 12 km
Total distance = 12 + 12 = 24 km
Total time = 3 + 2 = 5 hours
Average speed = Total distance/ Total time = 24/5 = 4.8 km/h = 1.33 m/s
Answered by
2
Answer:
12.8 km
Explanation:
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