Question
A bookshop has a sale promotion for files.
One file costs 2.90.
Buy 4 and get 1 file free.

How many files can Luis get if he spends $29 on the files?
3 m

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A bookshop has a sale promotion for files.
One file costs 2.90.
Buy 4 and get 1 file free.

How many files can Luis get if he spends $29 on the files?