During 2022. Roberto sold 980 shares of Casual linvestor Mutual fund for $9.45 per share The shores were purchased on the following dates. Required: Calculate the gain foss) on the sale under the following assumptions a, Basis b calcilated using the first-in, first-out method. Note: Round your intermediate computations and final answer to 2 decimal places. Note: Round "Average cost" to 3 decimal places. Round other intermediate computations and final answer to 2 decimal places