The ratio of basketballs to volleyballs in the coach's bag is 20 to 4. If there are 60 volleyballs in the bag, how many basketballs are in the bag?

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