Simone is a competative gymnatist and practices 5 times a week to prepare for the Olympics. In one month, she practices for 1 2/3 and hours, 5 days a week. The next week, she practied 3 3/4 an hours for 5 days a week. The third week she practiced 5 5/6 and hours for 5 days a week. Each week Simone increased her practice time per day. How much did she increase it from the first week to the third week?

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?