Question
A kiosk sells either one marker for $3 or in packs of 7 for $12. Abi wants to buy exactly 30 markers with the smallest amount of money. How much does she have to pay for the 30 markers?
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A kiosk sells either one marker for $3 or in packs of 7 for $12. Abi wants to buy exactly 30 markers with the smallest amount of money. How much does she have to pay for the 30 markers?