Question
A stationery kiosk sold 1 marker for $3. For every 2 markers sold, an additional marker would be given free. If Mrs Leow spent $30 on the markers, how many markers did she receive in total?
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A stationery kiosk sold 1 marker for $3. For every 2 markers sold, an additional marker would be given free. If Mrs Leow spent $30 on the markers, how many markers did she receive in total?