-Please help me this is 70% of my grades.-- The Department of Health advised the public to sanitize their hands by using 70% alcohol solution as a measure to avoid the chance of getting infected by the virus. The head of the Pharmaceutical Company plans to produce more 70% alcohol solutions to respond to the demands of the people. As a chemist of the Pharmaceutical Company, you are tasked to make a report of the combinations of at least two alcohol solutions to come up with 200 gallons of 70% alcohol mixture. The only available alcohol solutions in the laboratory are 30%, 40%, 80%, and 90% solutions.