There are 18 eight graders, 12 seventh graders, and 9 6th graders on the middle school football team. What is the ratio of 6th graders to total players, in lowest terms?

Ahealth-food producer has 250 samples of a new snack to distribute in the mall. the producer has to keep at least 50 samples for display in the health food for the product launch. how long will the samples last if consumers are taking the samples at a rate of 25 every hour