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What is the domain in this graph

What is 140% of 25? because i need

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

Given abc find the values of x and y. in your final answer, include all of your calculations.