Emily offers to take 10 of her friends to the football game on Friday night, but three of her friends don't want to come. If each ticket costs $7.50, which mathematical expression below represents the scenario? A. 7.5(10 - 3)
B. 10(7.5)
C. 7.5(10 + 3)
D. 10(7.5 - 3)

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?