On the basis of the information provided below, answer question 13 - 15: The monthly expenditure on logistics by a major retailer is normally distributed with a mean of R250 000 and a standard deviation of R70 000.Question 13 (4 Marks) What percentage of the monthly expenditure on logistics by the retailer is expected to exceed R400 000? a) 1.61% b) 3.06% C) 0.16% d) 0.31% Question 14 (4 Marks) What is the maximum monthly expenditure of the lowest 5 percent monthly expenditure on logistics by the retailer? . a) R115 150 R134 850 c) R160 400 R180 000