Mr. and Mrs. Davis needs to have $100,000 to start their own catering business in 15 years. They expect to earn 7% annually on their investment. What amount do they need to have today so that they can...

Mr. and Mrs. Davis needs to have $100,000 to start their own catering business in 15 years.  They expect to earn 7% annually on their investment.  What amount do they need to have today so that they can reach their financial goal of having $100,000 in 15 years?