Carter has noticed a few quantitative relationships related to the success of his football team and has modeled them with the following functions.
Function | Input | Output
- | - | -
$N$| Winning percentage, $w$ | Average number of fans per game, $N(w)$
$W$ | Average daily practice time, $x$ | Winning percentage, $W(x)$
$P$ | Number of rainy days during the season, $r$ | Average daily practice time, $P(r)$
**Which of the following represents the winning percentage of Carter's team as a function of the number of rainy days during the season?**
[[☃ radio 1]]