Question
A van travelled 310 of its journey at an average speed of 54 km/h. Find its average speed for the remaining 504 km if its average speed for the whole journey was 60 km/h.
2 m

Click button first when a symbol is required. X

A van travelled 310 of its journey at an average speed of 54 km/h. Find its average speed for the remaining 504 km if its average speed for the whole journey was 60 km/h.