Ben swims 50,000 yards per week in his practices. Given this amount of training, he will swim the 100-yard butterfly in 54.454.4 seconds and place 88th in a big upcoming meet. Ben's coach calculates that if Ben increases his practice to 60,000 yards per week, his time will decrease to 50.350.3 seconds and he will place 66th in the meet. If Ben practices 70,000 yards per week, his time will be 48.548.5 seconds and he will win the meet.
In terms of Ben's time in the big meet, what is his marginal productivity of the number of yards he practices?
The marginal product of increasing practice yards from 50,000 to 60,000 is () second(s).

The treasurer for pittsburgh iron works wishes to use financial futures to hedge her interest rate exposure. she will sell five treasury futures contracts at $139,000 per contract. it is july and the contracts must be closed out in december of this year. long-term interest rates are currently 7.30 percent. if they increase to 9.50 percent, assume the value of the contracts will go down by 20 percent. also if interest rates do increase by 2.2 percent, assume the firm will have additional interest expense on its business loans and other commitments of $149,000. this expense, of course, will be separate from the futures contracts. a. what will be the profit or loss on the futures contract if interest rates increase to 9.50 percent by december when the contract is closed out

Identify an organization with the low-total-cost value proposition and suggest at least two possible measures within each of the four balanced scorecard perspectives.

Vintage fun reproduces oldminusfashioned style roller skates and skateboards. the annual production and sales of roller skates is 950 units, while 1,750 skateboards are produced and sold. the company has traditionally used direct labor hours to allocate its overhead to products. roller skates require 2.5 direct labor hours per unit, while skateboards require 1.25 direct labor hours per unit. the total estimated overhead for the period is $114,300. the company is looking at the possibility of changing to an activityminusbased costing system for its products. if the company used an activityminusbased costing system, it would have the following three activity cost pools: the overhead cost per skateboard using the traditional costing system would be closest to: a. $9.31. b. $65.31. c. $25.05. your answer is not correct. d.