18. Suppose that a company was able to reduce all of the purchase costs by 5% by using new sourcing strategies. Sales $400,000 Purchases $200,000 Minus Total Costs $300,000 Profit $100,000 Plus Other Costs $100,000 ROA 10% inventory $270,000 Divided by Total Assets $1,000,000 (a) [1 PT] Compute the new purchase costs after the purchase costs are reduced by 5%. (b) (1 PT) Compute the new total costs after the purchase costs are reduced by 5%. (c) (1 PT) Compute the new profit after the purchase costs are reduced by 5%. (d) (1 PT) Compute the new value of inventory after the purchase costs are reduced by 5%. (e) (1 PT) Compute the new value of total assets after the purchase costs are reduced by 5% (f) (1 PT Compute the new return on assets after the purchase costs are reduced by 5%. Write your answer as a percentage rounded to two decimal places