Simon recently received a credit card with an 18% nominal annual interest rate. With the card, he purchased a new Apple iPhone for $850. The minimum payment on the card is $25 per month. a) If Simon makes only the minimum monthly payment and makes no other charges, how many months will it be before he pays off half the balance on the card? Round your answer to the nearest whole month. (Hint: At that point, Simon will owe the remaining half.) b) If Simon adds just $2 more to his minimum monthly payment, how much less would he owe at that time? Round your answer to the nearest whole month. c) Simons wants to finish paying