Kevin made an initial deposit on 1/1/2012 into an account that earns 1.88% interest compounded semiannually. If Kevin is withdrawing $2,152.85 from the account at the end of each six months and the balance of the account on 1/1/2020 was $46,062.15, then do the following:

a: what was the amount of interest that he earned for the compound period that started on 1/1/2020 and ended on the day before 7/1/2020?

b: the balance of the account on 7/1/2020 was?