Answer: 18:30
Step-by-step explanation: The probability of games won to games played is 3 to 5 or 3:5 reduced as lowest term. In the image there is a table of probabilities such as 6 to 10, 24 to 40, 36 to 60, and 42 to 70. If you reduce them to the lowest term all of them equal 3 to 5.
So From the choices, the correct answer will be C. 18:30 Since it is equal to 3 to 5 when reduced to the lowest term.
Hope this helps,
Fun with math ~