The library has at least 5,000 books. which inequality represents the number of books, b, at the library? a- b> 5,000 b- b> 5,000 or equal to c- b< 5,000 d- < 5,000 or equal to

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