You and your friend rent a kayak. it costs $40 for the fi rst 4 hours and $7.50 for each extra hour. your total cost is $62.50. write and solve an equation to fi nd the number of extra hours you rented the kayak.

Three coins are flipped. what is the probability that there will be at least two tails?

Which statements regarding efg are true? check all that apply.

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?