Paper towel rolls are sold individually at the local grocery store. Three customers purchase paper towel rolls and the price of each pays is
shown in the table below. Determine the constant of proportionality that
can be used to find the total cost of n rolls of paper towels.

Number of rolls(N)
Total coast(C)
3. $3.45
8. $9.45
12. $13.80

i dont know nkw

step-by-step explanation:

kenffledkedncklzkdfeserw

answer: hence, function will be

explanation:

since we have given that

cost of a new textbook = $85

according to question, the resale value of a textbook decreases by 25% with each previous owner,

so, our function becomes,

here, y is the total value of the text book after x owners.

hence, function will be