NEWS-4024 For any intermediate calculations use 4 signicant gures. The Johnson Shoe Company buys shoes for $40 per pair and sells them for $60 per pair. If they are out of stock, the buyer purchases the shoe elsewhere and there is a loss of goodwill of $50, Monthly demand is normally distributed with u = 18 and 0' : 6. The Johnson Shoe Company uses a 20% annual interest rate to determine holding costs. Note: If when looking up Q'l (Z), you get an answer that is between 2 levels, pick the higher level. For example, if you are looking up, 'IJ'I (0.6), you see it falls between 0.25 and 0.26, use 0.26. How many shoes should the Johnson Shoe Company buy? co : 35 Round up answers to 1 Decimal cu : $ Round up answers to the next number F (62*) : Round up answers to 4 Decimals Q : units Round up answers to the next number