Given the Following Cost and Activity Observations for Leno Enterprises

Multiple Choice

Given the following cost and activity observations for Leno Enterprises' utilities,use the high-low method to calculate Leno's variable utilities cost per machine hour. $$\begin{array} { | l r r | } \hline & \text { Cost } & \text { Machine Hours } \\\text { September } & 4,100 & 22,000 \\\text { October } & 3,700 & 18,000 \\\text { November } & 3,900 & 19,000 \\\text { December } & 4,500 & 28,000 \\\hline\end{array}$$

A) $0.08
B) $4.86
C) $0.25
D) $12.50