A Paving company can lay down 21 3/4 meters of pavers in 2 1/2 hours. What is the rate in meters per hour?

An animal shelter has 21 puppies. if the puppies are 28% of the total dog and cat population , how many dogs and cats are in the animal shelter

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?