Anna opens a new savings account with a $500 deposit. She makes regular deposits of $50 each week Suppose she makes a one-time withdrawal of $75. Which TWO expressions represent the balance of the savings account after x weeks?

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?