Scenario 12.1 - Charm City

Scenario 12.1 - Charm City
Avon Barksdale's operation uses large quantities of prepaid cell phones,on average 500 per week with a standard deviation of 45.The lead time for their own brand of prepaid cell phones is two weeks and they have a lot size of 125 phones.
-What is the average flow time of a phone if the reorder point used by Mr.Barksdale is 2000 phones?

A) 1.74 weeks
B) 1.87 weeks
C) 2.00 weeks
D) 2.13 weeks