Answer:
5:6
Explanation:
Given the total number of games played by the softball team = 18 games
Total games won = 15 games
Ratio of the softball team's wins to its total number of games played can be gotten by simply dividing the total games won by the total games played
Ratio =


Expressing the ratio in its lowest term

Hence, the ratio of the softball team's wins to its total number of games played is 5:6