Washington Public Power Supply System (WPPSS) borrowed money by issu- ing the bond payable in Exhibit 15-1 (page 578). Assume the issue price was 93 1/2. 1. How much cash did WPPSS receive when it issued the bond payable? 2. How much must WPPSS pay back at maturity? When is the maturity date? 3. How much cash interest will WPPSS pay each six months? Carry the interest amount to the nearest cent.