As the Number of Billboards for a Firm's Product Increases

question 61

Multiple Choice

As the number of billboards for a firm's product increases from 100 to 500,its sales increase from $1,000 to $10,000.If this information is plotted on a line chart,the slope of the line equals ________.

• A) $20
• B) $0.044
• C) $22.5
• D) $30.33