how do you get these answers please?

Question 1 0/1 point A payday loan company will lend you $949 right now. In two weeks they will charge $1 and you will have to pay your paycheck of $1,047. What is the APR of this loan? Answer in percentage without the symbol Answer: 5.04 x (271) Question 2 0/1 point You are evaluating two bank accounts. Bank A will charge $4 every month, but it will pay an interest of 0.3% every month. Bank B will charge nothing, but will pay a monthly rate of 0.2% on balances in excess of $2,450. You are expecting your balance to be $2.650. What is the difference in one month future values between account A and B (ie. future value of A minus future value of B). Your answer can be positive or negative. Answer: -1.35 x (3.54)