Please solve this problem on paper without excel

Problem 2 - (20 points) A company that makes food-friendly silicone (for use in cooking and baking pan coatings) is considering the independent projects shown below, both of which can be viable for only 10 years. If the company's MARR is 15% per year, determine which should be selected on the basis of a present worth analysis. Initial Cost Annual Net Income, per Year Salvage Value $900,000 $275,000 $7000 B $4,700,000 $1,700,000 $8000