Only do part b, i have part A correct and no need to work on it. I got 278K and 621k and is incorrect

Sequoia Furniture Company's sales over the past three months, half of which are for cash, were as follows: a. Assume that Sequoia's collection period is 60 days. What would be its cash receipts in May? What would be its accounts receivable balance at the end of May? Answer is complete and correct. b. Now assume that Sequoia's collection period is 45 days. What would be its cash receipts in May? What would be its accounts receivable balance at the end of May