Please solve ALL 3 of these problems, and show the steps you take to get there please. 1) Corey, Billy, and Shea own a House repair and update business. The number of hours that each person spend painting and doing repair work on the same house is listed below.

Corey: 4.25 hours

Billy: 7.75 hours

Shea: 10.5 hours

They earned a total of $1,100 for the job and put 25% of the money earned in an bank account for future expenses. If they divide the money proportionally based on the number of hours each worked, how much money did Shea receive?

2) Which equation is true?

A) ⁴⁄₋₉ = ⁻⁴⁄₉

B) ⁴⁄₋₉ = ²⁄₋₃

C) ⁴⁄₋₉ =⁴⁄₉

D) ⁴⁄₋₉ =⅔

3) The 180 students in the third grade class each box in one item to conduct a math experiment.

-¼

-⅕

-The other students brought in blue gumballs.

How many students brought in blue gumballs?

A.36

B.45

C.81

D.99