If raw materials inventory purchases are equal to 60% of the following month's sales, 50% of purchases are paid for in the month following the purchase, and the remainder is paid in the following month, what is the value in E11, the fist month payment in November? (It may help you to write up the sheet in excel) 1 A B C D E September October November 2 Sales 90,000 120,000 135,000 9 Purchases 60% ? ? 10 Payments: 11 First Month 50% ? 12 Second Month 50% 13 Total Payments ?