Question
Irene had an equal number of $10 and $1 notes. After spending 28 pieces of $1 and 10 pieces of $10 notes, the ratio of the $10 notes to $1 notes left was 5 : 3. Find the value of the notes at first.
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Irene had an equal number of $10 and $1 notes. After spending 28 pieces of $1 and 10 pieces of $10 notes, the ratio of the $10 notes to $1 notes left was 5 : 3. Find the value of the notes at first.