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 $205 per roll. However, RSR offers quantity discounts. The following table shows the price per roll depending on order size: Quantity Ordered From To Price per Roll 1 100 $205 101 150 $180 151 250 90 $165 $145 251 and up The file RSR contains 172 orders that have arrived for the coming six weeks. (a) Use the VLOOKUP function with the preceding pricing table to determine the total revenue (in dollars) from these orders $ (b) Use the COUNTIF function to determine the number of orders in each price bin. Quantity Ordered From To Price per Roll Number of Orders 1 100 $205 1 101 150 $180 151 250 $165 1 100 $205 101 150 $180 151 250 $165 251 and up $145 The file RSR contains 172 orders that have arrived for the coming six weeks. (a) Use the VLOOKUP function with the preceding pricing table to determine the total revenue (in dollars) from these orders. (b) Use the COUNTIF function to determine the number of orders in each price bin. Quantity Ordered To Price per Roll Number of Orders From 1 100 $205 101 150 $100 151 250 OO $165 251 and up $145