Hot dogs buns come in a package of 8. At a barbecue guest ate 42 hot dogs on buns. Write a mixed number that express how many package of buns were used.

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad