B) A dealer borrowed $ 25,000 on a 150 - days 4% simple interest note. He paid $ 10,000 toward the note on day 30. On day 80 he paid an additional S 10,000. Assume 360-days year, what is his ending balance due? (C) A Merchandiser borrowed $ 100,000. The loan was for 18 months at a simple interest rate of 4%. What is the interest and the maturity value