To find out how many packs of napkins the cafeteria uses each week, we need to divide the total number of packs used in 4 weeks by 4 (weeks per month).
18 packs รท 4 weeks = <<18/4=4.5>>4.5 packs of napkins per week.
Therefore, the cafeteria uses 4.5 packs of napkins each week.
he cafeteria uses 18 packs of napkins every 4 weeks. How many packs of * 1 po apkins do they use each week?
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