How did westward expansion impact plain indians and fulfill manifest destiny?

Explanation:

During the Westward Migration, many Americans believed that the West was divinely ordained to be part of the United States, as part of manifest destiny Although populated by Indians and Latinos, the West was portrayed as empty land. The lure of cheap, fertile land led to Oregon fever, and settlers moved along the Overland Trails, enduring great physical difficulties.

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".

the space race was a battle to make advanced technology to get to the moon and to get a better understanding of space.