If you borrow $100 and have to pay back $200 in 10 years, the (yearly) interest rate on the loan is roughly Money and Banking If you borrow $100 and have to pay back $200 in 10 years, the (yearly) interest rate on the loan is roughly A) 7% B) 10% C) 100% Answer: A Share this Share on FacebookTweet on TwitterPlus on Google+