plz do it fast

Quiz n Paul recently purchased a new flat screen TV for $1,000 + GST for his first apartment on his Best Buy credit card. Its annual interest rate is 29.9% compounded monthly. 1 10 a) How many payments will it take him to pay off the the balance if he makes monthly payments of $200? b) If he makes monthly payments of $200 (as calculated in a), how much interest will he pay overall? 19 Finish c) If he paid for the purchase with a CIBC credit card that charged 19.5% compounded monthly, and kept the payments at $200, how many payments would he have to make? d) How much interest would he pay with his CIBC credit card and how much interest would he save? Timel 1 A- 8 C