What is the domain and range? {(-7,5), (-6,1), (-5,0), (-4,1)}

98 point question what is the record for most points in one

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

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.