How do you know if gives out the right answer?

What is a sort of auction for stocks in which traders verbally submit their offers?

Garcia industries has sales of $200,000 and accounts receivable of $18,500, and it gives its customers 25 days to pay. the industry average dso is 27 days, based on a 365-day year. if the company changes its credit and collection policy sufficiently to cause its dso to fall to the industry average, and if it earns 8.0% on any cash freed-up by this change, how would that affect its net income, assuming other things are held constant? a. $241.45b. $254.16c. $267.54d. $281.62e. $296.44

An investor purchases 500 shares of nevada industries common stock for $22.00 per share today. at t = 1 year, this investor receives a $0.42 per share dividend (which is not reinvested) on the 500 shares and purchases an additional 500 shares for $24.75 per share. at t = 2 years, he receives another $0.42 (not reinvested) per share dividend on 1,000 shares and purchases 600 more shares for $31.25 per share. at t = 3 years, he sells 1,000 of the shares for $35.50 per share and the remaining 600 shares at $36.00 per share, but receives no dividends. assuming no commissions or taxes, the money-weighted rate of return received on this investment is closest to: