Car value

The car loses value by 15% every year.

Determine a time (in years) when its price will halve.

Final Answer:

n =  4.265

Step-by-step explanation:

r=100%15%=110015=0.85  rn = 0.5 n ln r = ln 0.5  n=lnrln0.5=ln0.85ln0.5=4.265



Help us improve the example. If you find a mistake, let us know. Thank you!







Tips for related online calculators
Our percentage calculator will help you quickly and easily solve a variety of common percentage-related problems.
Do you want to convert time units like minutes to seconds?

You need to know the following knowledge to solve this word math problem:

algebrabasic operations and conceptsUnits of physical quantitiesGrade of the word problem

Related math problems and questions: