The company you work for produces right circular thin steel canisters for other companies to store their liquid products A customer has ordered 10 000 steel canisters The canisters must hold a volume of 7 cubic feet and includes the top and bottom Your company charges 0 30 per square foot of surface area of the canister and is always minimizing the cost for their customers What is the minimum cost for this customer s order round the radius the height and the minimal surface area to 3 decimal places