#### Answer

It took 0.408 seconds for the ball to get to the batter.

#### Work Step by Step

We can find the time for the ball to get to the batter:
$t = \frac{d}{v} = \frac{18.4~m}{45.1~m/s} = 0.408~s$
It took 0.408 seconds for the ball to get to the batter.