John can produce 20 shoes or 200 shirts. Mike can produce 100 shoes or 200 shirts. What is John's opportunity cost for 1 shoe in terms of shirts given up?

To which of the following places did Cheng ho not travel

What was the chief reason for Adolf Hitler's anti-Semitism? A. Hitler believed the Jews would eventually lead Germany back into another war. B. Hitler believed that Jews did not have enough control over Germany's economy. C.

Lincoln's victory in the election of 1860 led Southern states to reaffirm their place in the union. caused Southern states to believe they could win the next election. proved that slave states could be outvoted by free states.

The united kingdom is made up of:

Which statement about the Tang Dynasty is a factor other than an opinion

A main purpose of the presidents state of the United address is to

What was one effect of the economic downturns of the late 1800s?

Who was the first person on earth

What do you think is the most important executive department? Why?

What is the similarity 85,17,19,4,2