Question

Persevere in Problem Solving Christopher is thinking about charging a $2000 computer on his credit card at an interest rate of 21% He realizes that if he takes m months to pay off this debt, he will have paid just over twice the original price. What is the value of m?

Answer 1

5 months is the answer. 21% of 2000 is 420 and 420x5=2100 which added up is $4,100 dollars and that is just over double the original amount.