15 points! + branliest
1. Raj wants to get a tropical fish tank. The pet store owner tells him that he needs a tank that has a total volume equal to 80 ounces plus 4 ounces for each fish.
Which model shows two expressions for the total volume of the tank that will hold f fish?

2. A carpenter attaches a piece of plywood with a width of 4 feet and a length of p to another piece of plywood that has a width of 4 feet and a length of 8 feet.
Which expression represents the area of the combined piece of plywood?
A. 4(p + 8)
B. 8(p + 4)
C. 8(p + 8)
D. 4(p + 4)
3. Penny sells knitted scarves for $12 each. The cost of the supplies to make each scarf is x dollars.
How much profit will Penny make if she sells y scarves?
A. y(12 – x)
B. 12(x – y)
C. y(x – 12)
D. x(12 – y)
pictures 1 &2 are for question 1. picture 3 is for question 2. Thank you!