Place the following numbers in order from least to greatest.
50%, 0.4. 13
3
A. 0.4, & , 13 , 50%
B. 0.4 , 50%, 3, 13
C. , 0.4, 50%, 13
D.
13. 3 , 50%, 0.4

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?