1 Stainless steel is an alloy mixture of metals that many forks knives and spoons are made of To make the stainless steel a company mixes 4 5 pounds of chromium and 2 pounds of nickel with 18 5 pounds of iron a A regular spoon weighs about 25 grams Explain how you could find out what percentage of the spoon s weight is due to chromium How much is this in grams b A pound of iron costs 32 while a pound of nickel is 8 per pound Chromium costs 145 per pound How much does it cost the company to make 60 pounds of stainless steel Explain your thinking