15. The Unique Bookshelf Company is considering the purchase of a custom delivery van costing approximately $50,000. Using a discount rate of 20%, the present value of future cost savings is estimated at $51,200. To yield the 20% return, the actual cost of the van should not exceed the $50,000 estimate by more than: a. $50,000 b. $51,200 c. $25,000 d. $1,200 e. 20% 16. The Cape Cod Cotton Candy Company had the following information available regarding last year's operations: If sales were to increase by 200 units, what would be the effect on net income? a. $400 increase b. $200 increase c. $150 increase d. $100 increase e. $200 loss