How do i do this problem?

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?

X-10/4 when x = –18 a 7 b –2 c –7 d 2

The graph shows the amount of total rainfall at each hour what was the total rainfall amount after three hours