Caylee is going to the county fair. Riley is going to the state fair. Shown are the costs of going on the rides at each fair. Decide whether each statement is true or false.

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Describe how you can act financially responsible.

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 in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.