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Business, 17.04.2020 23:41 juiceyj9811

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).

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Ben swims 50,000 yards per week in his practices. Given this amount of training, he will swim the 10...
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