Solve and show your work for each question. (a) what is 0.36-- (lines on top of the 3 and 6) expressed as a fraction in simplest form? (b) what is 0.36- ( line on top of the 6 only) expressed as a fraction in simplest form? (c) what is 0.36 expressed as a fraction in simplest form?

The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?