Richardson Ski Racing (RSR) sells equipment needed for downhill ski racing. One of RSR's products is fencing used on downhill courses. The fence product comes in 150-foot rolls and sells for $215 per roll. However, RSR offers quantity discounts. The following table shows the price per roll depending on order size: Quantity Ordered From To 1 80 81 160 161 320 321 and up Price per Roll $215 $195 $175 $155 Click on the datafile logo to reference the data. DATA file (a) Use the VLOOKUP function with the preceding pricing table to determine the total revenue from these orders. $ (b) Use the COUNTIF function to determine the number of orders in each price bin. From To Price per Roll Number Orders 1 80 $215 81 160 $195 161 320 $175 321 and up $155 172