Use the Following Data Set to Answer Questions 86-100 -Consider the Data on Inventory of Widgets Over a 10-Day

Multiple Choice

Use the following data set to answer questions 86-100. $$\begin{array}{l}\text { Inventory of Widgets Dver a 10-Day Period }\\\begin{array} { | l | l | l | l | l | l | l | } \hline \text { Day } & \begin{array} { l } \text { Supply } \\\text { Received }\end{array} & \begin{array} { l } \text { Beginning } \\\text { lnventory }\end{array} & \text { Demand } & \begin{array} { l } \text { Ending } \\\text { Inventory }\end{array} & \begin{array} { l } \text { Order } \\\text { Placed }\end{array} & \begin{array} { l } \text { Lead } \\\text { Time }\end{array} \\\hline 1 & & 30 & 8 & 22 & \text { NO } & \\\hline 2 & & 22 & 5 & 17 & \text { NO } & \\\hline 3 & & 17 & 6 & 11 & \text { YES } & 1 \\\hline 4 & & 11 & 8 & 3 & \text { NO } & \\\hline 5 & 20 & 23 & 7 & 16 & \text { NO } & \\\hline 6 & & 16 & 7 & 9 & \text { YES } & 1 \\\hline 7 & & 9 & 6 & 3 & \text { YES } & \\\hline 8 & 20 & 23 & 6 & 17 & \text { NO } & \\\hline 9 & & 17 & 5 & 12 & \text { YES } & 1 \\\hline 10 & & 12 & 7 & 5 & \text { NO } & \\\hline\end{array}\end{array}$$
-Consider the data on Inventory of Widgets Over a 10-Day Period.Any time that ending inventory falls to 15 or below,an order is placed for 20 units of the product.The lead time for delivery varies and is shown in the column under Lead Time.If the backorder costs amount to $9 for each widget that is on backorder,then what are the total backorder costs?

A) $0
B) $115
C) $9
D) $90