Question
Lee had 30% as many pens as Paul. After Lee and Paul bought another 7 pens and 5 pens respectively, Lee had 60% less pens than Paul. How many pens did Paul have at first?
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Lee had 30% as many pens as Paul. After Lee and Paul bought another 7 pens and 5 pens respectively, Lee had 60% less pens than Paul. How many pens did Paul have at first?