Mexico's northern territories were under-populated because
a.
the economy offered many opportunities
b.
communication with the frontier was fast and efficient
c.
people were not motivated to relocate
d.
the national military protected people

part a. there were 250 teenagers surveyed (100% of tenagers = 250)therefore 1 % = 250/100 = 2.5 76% = 1% x 76 = 2.5 x 76 = 190 teenagers of the 250 surveyed liked burgerspart b: jane surveyed 25% (which is equal to 50 teenagers, i.e. a quarter of the teenagers surveyed is 50) to get 100% we simply get 4 quarters, i.e. multiply 50 by 4 = 200 teenagers were surveyed by jane. part c: it is impossible to give an example where a percentage is greater than 100%, since, by definition , percentage means "per 100".

all of the

sharecropper (you may punch em in the face if im wrong lol)

a big one is

to appoint and regulate officers of the land and naval forces,

which caused much controversy ending the articles