Suppose you want to retire at the age of 65. During your ret…

Suppose you want to retire at the age of 65. During your retirement years, you would like to have $70,000 per year from your investments. You believe that you can earn 6% per year during retirement and you expect to live until age 90. a.  How much must you have at age 65 for retirement? b.  If you are 25 years old, how much must you invest each month to meet your retirement needs? Assume you can earn 10% on your investments. Show your work.

You would like to buy a car. You find a car that costs $45,0…

You would like to buy a car. You find a car that costs $45,000. You plan to put down 10% as your down payment and your bank is willing to extend you a 7 year loan at a rate of 5%. a) What are your monthly loan payments? b) How much interest will you pay over the entire life of the loan, assuming you made all payments as specified? c)  If you decide to include an additional $100 per month for principal repayment in with your monthly loan payment how long will it take to pay off loan? Show your work.    

A rule-of-thumb for preventing dioxin formation is to mainta…

A rule-of-thumb for preventing dioxin formation is to maintain a sulfur-to-chlorine (S:Cl) molar ratio greater than one for fuel mixtures to be burned. Do you anticipate dioxin emission from using the fuel blend (sugarcane bagasse and coal blend) calculated in Question 8?  Why or Why not?   Atomic mass of sulfur (S) = 32 Atomic mass of chlorine (Cl) = 35.45

In 2002, a sugarcane molasses-fed 100 million liters per yea…

In 2002, a sugarcane molasses-fed 100 million liters per year, continuous-fermentation ethanol plant was designed in detail and the total purchased equipment costs to construct this plant was estimated to be $12 million. It is now proposed to revive this technology and construct a 100 million gallons per year ethanol plant using the same feedstock. Estimate the total purchased equipment cost for constructing this plant in 2021 (month of May).