Question
Fabian has a number of $2 and $5 notes in the ratio of 9 : 2. The total value of all the notes is $644. How many $5 notes does Fabian have?
2 m

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Fabian has a number of $2 and $5 notes in the ratio of 9 : 2. The total value of all the notes is $644. How many $5 notes does Fabian have?