It costs $30,000 to retrofit the gasoline pumps at a certain filling station so the pumps can dispense E85 fuel (85% ethanol and 15% gasoline). If the station makes a profit of $0.08 per gallon from selling E85 and sells an average of $20,000 gallons of E85 per month, how many months will it take for the owner to recoup their $30,000 investment in the retrofitted pumps?the interest rate is 1% per month?

Gyou plan to deposit $1,700 per year for 5 years into a money market account with an annual return of 2%. you plan to make your first deposit one year from today. what amount will be in your account at the end of 5 years? round your answer to the nearest cent. do not round intermediate calculations. $ assume that your deposits will begin today. what amount will be in your account after 5 years? round your answer to the nearest cent. do not round intermediate calculations.

Acompany manufactures x units of product a and y units of product b, on two machines, i and ii. it has been determined that the company will realize a profit of $3 on each unit of product a and $4 on each unit of product b. to manufacture a unit of product a requires 7 min on machine i and 5 min on machine ii. to manufacture a unit of product b requires 8 min on mchine i and 5 min on machine ii. there are 175 min available on machine i and 125 min available on machine ii in each work shift. how many units of a product should be produced in each shift to maximize the company's profit p?

Brian has just finished college. he wants to set up a small business to make and sell fireworks. he registers his company and acquires a license from the government. he finds that most of his competitors are selling fireworks at an extremely low price. he would like to make more money, so he decides to innovate and develop better fireworks. he sells his fireworks at a higher price, and they are a huge hit with the customers. after a few years, he earns enough profit to set up a bigger fireworks factory that complies with the government’s health and safety regulations. he even starts exporting fireworks overseas. which type of economy does this scenario describe?