What would the UNIT RATE be for 90 miles in 5 hours be

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? ( )

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Which expression is rational? 6. , square root two, square root 14, square root 49