Amazing Bakers sells bread to 40 supermarkets. It costs Amazing $1,250 per day to operate its plant. The profit per loaf of bread sold in the supermarket is $.025. Any unsold bread is returned to the Amazing Thrift Store to be sold at a loss of $.015.

a. If sales follow a normal distribution with mean = 70,000 and st. deviation= 5,000 per day, how many loaves should Amazing bake daily?

b. Amazing is considering a different sales plan for which the profit per loaf of bread sold in the supermarket is $.03 and the loss per loaf bread returned is $.018. If mean = 60,000 and st. deviation = 4,000 per day, how many loaves should Amazing bake daily.