Question
Dana, Vincent and Albert have a total of 182 pens. Dana and Albert have a total of 141 pens while Vincent and Albert have a total of 122 pens. How many more pens does Albert have than Dana?
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Dana, Vincent and Albert have a total of 182 pens. Dana and Albert have a total of 141 pens while Vincent and Albert have a total of 122 pens. How many more pens does Albert have than Dana?