Riverbed Corporation had 312,000 shares of common stock outstanding on January 1, 2017. On May 1, Riverbed issued 31,800 shares. (a) Compute the weighted-average number of shares outstanding if the 31,800 shares were issued for cash. Weighted-average number of shares outstanding (b) Compute the weighted-average number of shares outstanding if the 31,800 shares were issued in a stock dividend. Weighted-average number of shares outstanding