Question
Ivory has 20% as many pens as Xuan and 70% less pens than Anna. If they have a total of 84 pens, how many pens do Xuan and Anna have?
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Ivory has 20% as many pens as Xuan and 70% less pens than Anna. If they have a total of 84 pens, how many pens do Xuan and Anna have?