b. Immediately after the order in a) is executed, what is the bid-ask spread of the stock? (Keep two decimal places.)

Consider the following limit order book for a share of stock. Limit Buy Orders Price Shares $49.75 500 49.70 900 49.65 700 49.60 400 48.65 600 Limit Sell Orders Price Shares $49.80 100 49.85 100 49.90 300 49.95 100 a. If a market buy order for 300 shares comes in, at what price(s) will it be filled? Fill in execution prices from Low to High. (You may not need to fill all the cells.)