After the end of the season, the jerseys will be marked down to a sale price of $20. Historically, demand for sale-price items has followed a normal distribution with mean equal to ½ of the actual full-price demand and standard deviation equal to 20% of the mean demand at the sale-price. A) How many jerseys (try it in steps of 10, so 200, 210, 220, etc.) should target order (assume unsold jerseys have $0 value)?