A train travels 450 km in 7 hours and another 740 km in 10 hours, what is the average speed of both the trains together?

A train travels 450 km in 7 hours and another 740 km in 10 hours, what

1.	A train travels 450 km in 7 hours and another 740 km in 10 hours, what is the average speed of both the trains together?
A.	119 km/h
B.	70 km/h
C.	75 km/h
D.	35 km/h
Answer» C. 75 km/h

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A train travels 450 km in 7 hours and another 740 km in 10 hours, what is the average speed of both the trains together?

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