The cost of renting a floor waxer is $4.25 per hour plus $5.50 for the wax. Find the cost of waxing a floor if the time involved was 4.5 hours.

When drawing a trend line for a series of data on a scatter plot, which of the following is true? a. there should be an equal number of data points on either side of the trend line. b. all the data points should lie on one side of the trend line. c. the trend line should not intersect any data point on the plot. d. the trend line must connect each data point on the plot.

Vanessa earns a base salary of $400.00 every week with an additional5% commission on everything she sells. vanessa sold $1650.00 worth of items last week.

Select all of the following expressions that are equal to 2.5.