Answer:
The answer is 30%.
Explanation:
Duval went to bat 80 times during a baseball season.
In the first half of the season he had 15 hits. In the second half of the season he had 9 hits.
Now total hits in all =

Now, to get the percent of the time, Duval get a hit during the entire season, we will do the following calculation:
percent or 30%.