(Ignore income taxeWhat's the ratio of total cash, marketable securities, accounts receivable, and short-term notes to current liabilities? Question 12 options: A) The acid-test ratio B) Working capital C) The current ratio D) The debt-to-equity ratios in this problem.) A company with $600,000 in operating assets is considering the purchase of a machine that costs $72,000 and that's expected to reduce operating costs by $18,000 each year. These reductions in cost occur evenly throughout the year. The payback period for this machine is closest to _______ years. Question 10 options: A) 33.3 B) 4 C) 0.25 D) 8.3