hired by a firm to get legal, though not necessarily ethical, information about competitive firms. hired by a firm's management to prove to the courts that competitors are using unfair pricing practices. hired by a customer to report on illegal or unethical practices that are regularly taking place at a particular establishment. who pose as customers to check on availability and pricing of a firm's products or services and on the quality of the customer service. hired by law firms to check on the safety of their clients' products and the credibility of their advertising

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$527.7.if the following was the question  $527.7 is the answer.students who are trying to raise funds have an agreement with a local pizza chain. the chain has agreed to sell them pizzas at a discount, which the students can then resell to families in the local community for a profit. it is expected that of the 500 families in the community, at most 70% will buy pizza. based on a survey of their personal preferences, the students believe that they should order no more than 120 cheese pizzas, no more than 150 pepperoni pizzas, and no more than 100 vegetarian pizzas. they also want to make sure that at least 20% of the total pizzas are cheese and at least 50% of the pizzas are pepperoni. they make a profit of $1.45, $1.75, and $1.98, respectively, for each cheese, pepperoni, and vegetarian pizza they resell. how many pizzas of each type should they buy?