The Phone Bill for a Company Consists of Both Fixed

Multiple Choice

The phone bill for a company consists of both fixed and variable costs.Refer to the four-month data below and apply the high-low method to answer the question. $$\begin{array} { | l | r | r | } \hline & \text { Minutes } & \text { Total Bill } \\\hline \text { January } & 460 & \$ 3000 \\\hline \text { February } & 200 & \$ 2675 \\\hline \text { March } & 170 & \$ 2660 \\\hline \text { April } & 310 & \$ 2825 \\\hline\end{array}$$ What is the variable cost per minute? (Round your answer to the nearest cent.)

A) $1.17
B) $6.52
C) $0.85
D) $0.11