The table shows a proppotioanal relationship between the number of pounds of bananas purchased and the total cost of bananas a row of values is missing in the table which number of pounds of bananas and total cost of the bananas could be used as the missing values in the table

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?