Question
Lucy had an equal number of $20 and $1 notes. After spending 42 pieces of $1 and 15 pieces of $20 notes, the ratio of the $20 notes to $1 notes left was 4 : 1. Find the value of the notes at first.
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Lucy had an equal number of $20 and $1 notes. After spending 42 pieces of $1 and 15 pieces of $20 notes, the ratio of the $20 notes to $1 notes left was 4 : 1. Find the value of the notes at first.