I need help with these simple interest questions

Mac's credit card statement included $2416.00 in cash advances and $177.04 in interest charges. The interest rate on the statement was 115% p.a. For how many days was Mac charged interest? The number of days required is. (Round up the final answer to the nearest day as needed. Round all intermediate values to six decimal places as needed.)Max invested $2031.00 in a 295-day term deposit at 6.32% p.a. Using the future value formula, S = P(1 + rt), determine how much the investment will be worth at maturity. The future value is $ (Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed.)Using the simple interest formula I = Prt, determine the deposit that must be made to earn $63.14 in 113 days at 8.73% p.a. The deposit required is $]. (Round the final answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed.)