Westonci.ca is the ultimate Q&A platform, offering detailed and reliable answers from a knowledgeable community. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform. Get quick and reliable solutions to your questions from a community of experienced experts on our platform.

Hilaria borrowed $6000 from her grandfather to pay for college. Five years later, she paid him back the $6000, plus $2070 interest. What was the rate of simple interest?
Input your answer into the following box. Round your answer to the second decimal place, if needed.