Question
A bookstore sold 1 pen for $3. For every 2 pens sold, an additional pen would be given free. If Mrs Kok spent $24 on the pens, how many pens did she receive in total?
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A bookstore sold 1 pen for $3. For every 2 pens sold, an additional pen would be given free. If Mrs Kok spent $24 on the pens, how many pens did she receive in total?