Question
The ratio of Ethan's to Sam's money is 7 : 8. The ratio of Sam's to Oscar's money is 4 : 5. If Ethan has $91, how much less does Sam have than Oscar?
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The ratio of Ethan's to Sam's money is 7 : 8. The ratio of Sam's to Oscar's money is 4 : 5. If Ethan has $91, how much less does Sam have than Oscar?