Your station charges $16.50 for a lubrication job. as a promotion you sell six coupons for lubrication jobs for $90. what percentage discount are you offering for customers who purchase the 6-coupon lube book?

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?