Abox of pen cost $6. a box of pencil$8 the table shows the cost of buying certain number of boxes of pen which ordered pair represent the cost of 5 small boxes and 5 large boxes

You’re repairing a large rectangular aquarium. the final step is to cover the glass with a protective film. the front and back of the aquarium measure 4 meters by 2 meters, and the sides of the aquarium measure 3 meters by 2 meters. how many square meters of protective film do you need? ( )

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out