How much more cardboard is used when you buy 1.89l of juice in the two 946ml cartons instead of one 1.89l carton.

use this procedure

a) subtracts the area of material in the 1.89l carton from the area of marterial in the two 946ml cartons.

b) divide the answer you get in part a by the area of material in the 1.89l carton.

c) multiply the answer you get in part b by 00. this is how much more material is in the two containers, expressed as a percentage

this procedure for the material in eight small