James invests $7,500 at a rate of 3% compound interest for 8 years. How long would he have to invest the same amount at a simple interest rate of 5% to earn more than the compound interest option?
Added by Trevor A.
Close
Step 1
The formula for compound interest is: A = P(1 + r/n)^(nt) Where: A = the future value of the investment P = the principal amount (initial investment) r = annual interest rate (as a decimal) n = number of times that interest is compounded per year t = number of Show more…
Show all steps
Your feedback will help us improve your experience
Lauren Shelton and 64 other Algebra educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
Kathleen C.
Nic opened up a compound interest savings account. He made an initial deposit of $525. How long will it take for there to be $620 in the account if the account earns 6.6% annual interest and is compounded quarterly? 2.60 years 2.53 years 7.58 years 2.54 years
Andrew N.
Interest Greg Tobin wishes to invest a $\$ 5000$ bonus check into a savings account that pays 6.3$\%$ interest. Find how many years it will take for the $\$ 5000$ to grow to at least $\$ 11,000$ if interest is compounded (a) quarterly. (Be careful; interest is added to the account only every quarter. See Example 5.) (b) continuously.
Jacob F.
Recommended Textbooks
Elementary and Intermediate Algebra
Algebra and Trigonometry
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD