Question
Cathy has 20% as many erasers as Risa and 60% less erasers than Anna. If they have a total of 170 erasers, how many erasers do Cathy and Anna have?
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Cathy has 20% as many erasers as Risa and 60% less erasers than Anna. If they have a total of 170 erasers, how many erasers do Cathy and Anna have?