Novak Corporation had $318,000$ shares of common stock outstanding on January $1,2025.$ On May $1,$ Novak issued $31,500$ shares.

$($a$)$ Compute the weighted$-$average number of shares outstanding if the $31,500$ shares were issued for cash.

Weighted$-$average number of shares outstanding

$($b$)$ Compute the weighted$-$average number of shares outstanding if the $31,500$ shares were issued in a stock dividend.