55: 35 the final cost of a sale item is determined by multiplying the price on the tag by 75% which best describes the function that represents the situation item cost price on the tag, x $10 $20 $30 $40 final cost 0.75(10) 0.75(20) 0.75(30) 0.75(40) it is inear because the ratio of the change in the final cost compared to the rate of change in the price tag is constant it is inear because the function is continuous dit is onlinear because the final cost is determined by multiplying each price tag by 0 75 it is nominear because the price tag and final cost columns do not have the same common difference save and exit ^=*