HELP PLEASE DUE IN AN HOUR/ WRITERS ANSWER 20 POINTS!! Part A: In two or more sentences, explain what a variable expense is and provide at least two examples.

Part B: In two or more sentences, explain what a fixed expense is and provide at least two examples.

Joanie wrote a letter that was 1 1/4 pages long. katie wrote a letter that was 3/4 page shorter then joagies letter. how long was katies letter

The sum of 5consecutive even numbers is 100. what is the first number in this sequence?

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?