all 3 please

1. You have two options available in repaying a loan. You can pay $200 at the end of 5 months and $300 at the end of 10 months or you can pay $X at the end of 3 months and $2X at the end of 6 months. What is X if the simple interest rate is 6% and the focal date is at the end of 5 months. (A) $169.16 (B) $168.05 (C) $164.22 (D) $163.14 2. A $2000 loan is paid off with a payment of $800 in 40 days and a final payment of $1240 in 90 days (after date of loan). Assuming the Merchant's Rule, what simple interest rate, r, was used? (A) r10.20% (B) 9.40%