Can you please help me on how to write a formal Email ​

Auniversity spent $1.8 million to install solar panels atop a parking garage. these panels will have a capacity of 400 kilowatts (kw) and have a life expectancy of 20 years. suppose that the discount rate is 20%, that electricity can be purchased at $0.10 per kilowatt-hour (kwh), and that the marginal cost of electricity production using the solar panels is zero. hint: it may be easier to think of the present value of operating the solar panels for 1 hour per year first. approximately how many hours per year will the solar panels need to operate to enable this project to break even? a. a.3,696.48 b.14,785.92 c.9,241.20 if the solar panels can operate only for 8,317 hours a year at maximum, the project (would/would not)break even?

When the federal reserve buys and sells bonds to member banks, it is called a. monetary policy b. reserve ratio c. interest rate adjustment d. open market operations

Jewelry manufacturers produce a range of products such as rings, necklaces, bracelets, and brooches. what fundamental economic question are they addressing by offering this range of items?