At Sam’s Swimming Pool Cleaning, Sam charges each of his 85 customers $25 per week for 52 weeks of service every year. Since pool cleaning is a service, it has no cost other than labor and supplies, which cost Sam $48,000 each year. Calculate Sam’s annual gross profit. a) $2,125 b) $4,420 c) $62,500 d) $110,500

Answer:CStep-by-step explanation:Annual Gross Profit is Revenue - CostSam's Revenue comes from service fee that he charges customers. Sam's revenue for 1 customer is:25 per week for 52 week = 25 * 52 = 1300 per yearSam has 85 customers, so total revenue would be:1300 * 85 = $110,500Sam's cost is 48,000 per year from pool cleaning. Thus, Annual Gross Profit = 110,500 - 48,000 = $62,500C is the correct answer.