Checkpoint You are buying tiles for 2 bathroom floors. One room is 8.5 feet by 8.5 feet. The
other room is 9 feet by 10 feet. The tiles are 12-inch squares that cost $7.65 each.
The tiles come in boxes of 12. You order an extra 20 tiles to allow for waste.
c. How many boxes should
you
order?
d. What is the total cost of your order?

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?