Algebra 1 | Unit 5 | Lesson 18: Expressed in Different Ways | Practice Problems

For each growth rate, find the associated growth factor.

• 30% increase

• 30% decrease

• 2% increase

• 2% decrease

• 0.04% decrease

The 2015, the population of India was 1,311 million. How does this compare with the predicted number?

A credit card has a nominal annual interest rate of 18%, and interest is compounded monthly. The cardholder uses the card to make a $30 purchase. Which expression represents the balance on the card after 5 years, in dollars, assuming no further charges or payments are made?

Write a new expression to represent the account balance, in dollars, if interest is compounded quarterly.