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?

Itook a better photo of the question so y’all can see it i hope it’s a fine photo

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36

Liz is shipping a package to her friend.the maximum weight of a medium flat-rate box is 20 pounds,including the box which weighs 6 ounces.write and solve an inequality to describe the possible weight ,w, of the contents that liz will ship to her friend if she must use a medium flat-rate box.