Mathematics, 09.12.2020 23:30, irmaespinoza76ie
Rachel travelled 240 km in 4 hours by train and then travelled 120
km in 3 hours by car. What is the average speed during the whole
journey?
A. 60.9 km/hr
B. 55 km/hr
C. 51.42 km/hr
D. 78 km/hr
Answers: 2
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Rachel travelled 240 km in 4 hours by train and then travelled 120
km in 3 hours by car. What is th...
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