Kira's heart beats 72 times per minute when she is at rest. If Kira remains at rest, how many times would her heart beat in one hour? Explain how you found your
answer.

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.