In business, equipment is often depreciated using the double declining-balance method. In this method, a piece of equipment with a life expectancy of N years, costing $C, will depreciate to a value of $V in n years, where n is given by the formula ? ? If a computer that cost $42,000 has a life expectancy of 5 years and has depreciated to a value of $20,000, how old is it? ? Please enter your answer as a number without the units, rounded to one decimal place.

Question

Fill in the blank(s) with the appropriate word(s).

Answer 1

1.5