Explain what the ratio 15:73 represents.
The ratio 15:73 represents the ratio of total athletes to 7th grade football players.
The ratio 15:73 represents the ratio of 8th grade baseball players to total athletes.
The ratio 15:73 represents the ratio of 7th grade football players to total athletes.
The ratio 15:73 represents the ratio of 6th grade athletes to total athletes.