What principal will earn $38

What principal will earn $38.5? interest from December 29, 201?, to January 13, 21118, at 8.5%? The required principal is $|:|. {Round the ?nal answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed.)

3 Using the simple interest formula, determine the number at months until $1?32.?? will earn $1 11.111] interest at 51% as The number of months required is D. [Round up the ?nal answer to the nearest month as needed. Round all intermediate values to six decimal places as needed.)

On Odober 15, 2017, Leah deposited $449.00 into a savings account that earned simple interest of U.?B%_ How much interest was earned and paid into Leah's account on June 12, 2018? The interest earned was 5% _ (Round the ?nal answer to the nearest cent as needed. Round all intermediate values to six decimal places as needed.)