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: Click on the datafile logo to reference the data. DATA (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