The reason is very simple - profit.
The rabbits were not worth much to the Europeans, but were to the Aztecs, but the cocoa beans for the Europeans were like gold. They were a very attractive exotic product from which unique and unseen things were made. In the European market the cocoa beans had enormous price, and the demand for it was very high especially from the aristocracy which loved it and didn't speared money for it.
147 is the circumference.
since the directions say to use 3 as pi, and we know that the radius is 7, we can say that
3 times 7^2 = A, which is 147
if there was no money then they couldnt sell indulgences
the monotheistic religion of the Jews thats what judilism mean. a jew is someone that belives in judaism.