The cost of a home inn to buy paper towels a year.

The cost of buying paper towels in a home inn is 16425 yuan a year. According to relevant public information, Rujia purchases linen according to the number of rooms and the ratio of 1 3. A home inn has 30 rooms, with 90 rolls of linen a day and 32,850 rolls a year. The purchase price of a roll of paper towels in 0.5 yuan is 16425 yuan a year.