The table shows the relationship between the length, in the equation c(i) = - + 1 + 2.5 models the cost to
inches of a rectangular package and the cost to mail it. mail a package as a function of its length. to the
nearest quarter inch, approximately what is the length
length 1 2 3 4 5
of a package that costs $11.00 to mail? enter your
answer as a decimal.
cost $3.50 $8.50 $23.50 $54.50 $107.50
inches