2.A pump has failed in a facility that will be replaced in three years. A brass pump costing $6,000 will last three years. A used stainless-steel pump that should last three years has been sitting in the maintenance shop for a year. The pump cost $13,000 new. The pump is currently valued at $7,000. The maintenance supervisor says that it will cost an extra $500.00 to reconfigure the pump for the new use, and she has noted that it could be sold used (as is) for $4,000. a. How much cheaper or more expensive would it be to use the stainless-steel pump rather than a new brass pump

$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?