uyan walked at an average speed of 8km hr for45 minutes and then ran at an average speed of 12km he for 40 minutes what was his average speed for whole journey?
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Answer:
5.64 km/hr
Step-by-step explanation:
Ajay walked at an average speed of 8 km per hour for 45 minutes
Speed =8 km/hr
Time = 45 minutes =
Distance = Speed * time =
He walked at an average speed of 12 kilometre per hour for 40 minutes
Speed = 12 km/hr
Time = 40 minutes =
Distance = Speed * time =
Total distance = 8+6 = 14 km
Total Time =
Average speed = Distance/Time =
Hence his average speed for the whole journey is 5.64 km/hr
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