Respuesta :

3/4 is equal to 9/12 so if it takes 1/12 to set the game up he only has 8/12 left to play games. 8/12 is equal to 4/6. If he can play one round in 1/6 of an hour and he has 4/6 of an hour, he can play 4 rounds!
Make the fractions equal

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