Jantel Micheirs bakery prepares all is cakes between 4A.M and 6A.M.so they will be fresh when customers arive. Day-old cakes are virtaally always sold, but at a 50% discount off the regular $8 price. The cost of baking o cake is $5, and demand is estimated to be normatly diswbuted, with a mean of 20 and a standard deviaton of 3 . What is the optimal atocting levet? Refer to the Atandand nomal table for 2 -values. The optimal stocking tevel for the bakery is cakes (roukd your response to ine neavat whele number)