Question
Jack had $44. He bought 3 manuals at $1.80 each and spent part of the remaining money on 4 pens. If he had $4.20 left, how much did each pen cost?
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Jack had $44. He bought 3 manuals at $1.80 each and spent part of the remaining money on 4 pens. If he had $4.20 left, how much did each pen cost?