math practice

1. $78,850

2. 87%

3. 20%

4a. 25%

4b. 33%

5.  10.7%

6. 

7. $280,000

8a. 20%

8b. 1%

9. 70 of 10,000 in Pullman v. and 20 in 10,000 in Spokane

10a. $790,600

10b. $207,000

11. margin of error