1. Over a 12-month period, a vendor sold 1440 cell phones. What was her rate of sale per month?

2. Assume a rectangular coordinate plane. In what quadrant is the point A with coordinates located?


3. Use the slope formula to calculate the slope of the line joining 2 points with coordinates

4. When calculating the slope of a geographic terrain, a surveyor found the value to be negative. In short, what does a negative slope signify?


5. The term slope is also a ratio that implies rate of change. TRUE or FALSE?