The price of a car you want is $42,000 today. Its price is expected to increase by $1000 each year. You now have $25,000 in an investment account, which is earning 10% per year. How many years will it...

The price of a car you want is $42,000 today. Its

price is expected to increase by $1000 each year.

You now have $25,000 in an investment account,

which is earning 10% per year. How many years

will it be before you have enough to buy the car

without borrowing any money? Solve by (a) trial

and error, and (b) by spreadsheet.