Aplane traveled 540 miles in 6 hours with head wind. the return trip with a taul wind took 5 hours. find the speed of the plane and the speed of the wind

Using the factors of production to make one product always means that o .) a company may experience a shortage of materials o . )a nation can make more money o. ) it is possible to make too many of that product o. ) fewer resources are left to make something else

Name two things the mycenaeans learned from the minoans

What period of history refers to the time when people did not have written records