1. Number and Algebra

Compound Interest And Depreciation — Quiz

Test your understanding of compound interest and depreciation with 5 practice questions.

Practice Questions

Question 1

Which formula gives the amount $A$ after $n$ years when a principal $P$ earns annual compound interest at rate $r$?

Question 2

A principal of $1000$ earns $5\%$ compound interest annually. What is the amount after $2$ years?

Question 3

A machine worth $5000$ depreciates by $12\%$ each year. What is its value after $3$ years?

Question 4

A car loses $10\%$ of its value each year. What is the annual multiplier?

Question 5

A phone is worth $800$ after $1$ year with $20\%$ annual depreciation. What was its original value?