Akshat lost 72 baseball cards from his card collection He realizes he now has only 88% of his cards. How many cards did he have to begin with?

Arrange these numbers from least to greatest 3/5 5/7 2/9

Mary used 1/7 of a spool of ribbon to complete 4 projects. she used the same amount of ribbon on each project. how much ribbon did she use on each project?

Which of these numbers of simulations of an event would be most likely to produce results that are closest to those predicted by probability theory? 15, 20, 5, 10