Physics, 03.07.2019 17:40 ftshaechan

Atruck driver travels 55 km in 1 hour he then drives a speed of 35 km/h for two hours next he drives 175 km in three hours. what was his average speed?

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Atruck driver travels 55 km in 1 hour he then drives a speed of 35 km/h for two hours next he drives...