If a truck travels 10 kilometers for in 60 minutes and then travels and then travels 20 kilometers in 120 minutes what is the truck's average speed per hour.
km/h

Aprovision of the general agreement on tariffs and trade treaty (gatt)increased taxes on services between the us, mexico, and canada.reduced international tariffs on industrial goods by forty percent.increased us tariffs on agricultural products by forty percent.ended taxes on goods traded by the us, mexico, and canada.

What is the name of this mountain range found in northern africa?

What caused the settlement of more african americans in the mississippi alluvial plain region then in the ozark mountains region?