<span>1. migratory
2. </span><span>regulatory</span>
In the study of history as an academic discipline, a primary source is an artifact, document, diary, manuscript, autobiography, recording, or any other source of information that was created at the time under study. It serves as an original source of information about the topic
The belief that Europe had a duty to civilize other people
Givens
The ratio give is 7 (black) to 2 white)
The total number of beads is 54
Ratio
The best way to do this is to change the ratio to Black: Total
The total number of beads can be represented by 9 as the denominator in the ratio.
Black to total = 7 / 9
Formula
7/9 = x / 54 where x is the number of black beads.
Solution
Multiply both sides by 54
7/9 * 54 = x/54*54 Simplify
7 * 6 = x 9 goes into 54 six times. Combine the right
42 = x
Number of beads by color.
Black: 42
White: 54 - 42 = 12
Answer
There are 42 - 12 = 30 more black beads than white.
Answer: Washington estimates the number of soldiers on each side
Explanation: