PLZ ANWSER ALL
Question 1(Multiple Choice Worth 4 points)
Monica purchased adult and youth tickets for the fair. She bought x adult tickets for $28 each and y youth tickets for $15. Write an expression that can be used to show the total cost, C, of all tickets.

C = (28 + 15)x
C = (28 + 15)(x + y)
C = 28x + 15y
C = 28y + 15x
Question 2(Multiple Choice Worth 4 points)
Jamie purchased a DVD that was on sale for 15% off. The sales tax in her county is 5%. Let y represent the original price of the DVD. Write an expression that can be used to determine the final cost of the DVD.

y − 0.15y
0.05(0.85y)
y − 0.85y + 0.05y
1.05(0.85y)
Question 3(Multiple Choice Worth 4 points)
Write an expression for the perimeter of the triangle shown below:

A triangle is shown with side lengths labeled 0.5x plus 9, 3x, and negative 3.4x minus 25.

6.9x − 16
6.9x + 16
0.1x − 16
0.1x + 16
Question 4(Multiple Choice Worth 4 points)
Which expression is equivalent to one over threep + 15?

one over three(p + 45)
one over three(p + 5)
3(p + 45)
3(p + 5)
Question 5(Multiple Choice Worth 4 points)
Write an expression that is equivalent to three over five (3y + 15).

3/5 y + 9
3/5 y + 15
9/5y + 9
9/5y + 15