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Rock climbing routes are rated on a numb...

Rock climbing routes are rated on a numbered scale with the highest number representing the most difficult route. Sally tried a range of shoe sizes on each of several routes of varying difficulty and found that when she wore smaller shoes, she could climb routes of greater difficultly. If D represents the difficultly rating of a route sally successfully climbed and s represents the size of the shoes she wore on such a route, then which of the following could expresses D as a function of s?

A

`D(s)=s^(2)`

B

`D(s)=sqrt(s)`

C

`D(s)=s-3.5`

D

`D(s)=(45)/(s)`

Text Solution

Verified by Experts

The correct Answer is:
D
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