Beth ran 4/10 of a mile on monday. On tuesday she ran 75/100 of a mile and on Wendsday she ran 8/10 of a mile. What is the total amount beth ran?

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.

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?

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if