Scan each QR code at the supermarket using the neo reader app or similar QR code app . ( you can print sheet or save as image on your phone )
Answer the question on the QR square output. Some will require you to take pictures of the product for later. ( time allowed 20 min)
Answer the question on the QR square output. Some will require you to take pictures of the product for later. ( time allowed 20 min)
Answer each QR question /10 ( one question just requires you to buy something. Indicate the price of product)
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