Asquare sandbox has an area of 25 squared feet. what is the length of each of its sides

Which table shows a proportional relationship between miles traveled and gas used?

Suzanne began a trip with 18 1/2 gallons of gas in the gas tank of her car if she hughes 17 3/4 gallons on the trip how many gallons does she have left once she finish the trip

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.