b$.$ One thousand shares of GM stock worth $$120$ per share inherited from Grady's uncle. The uncle purchased the shares for $$25$ each, and the shares are worth $$125$ per share at year$-$end.

For each of the following independent situations, indicate the amount Jimmy must include in gross income:

Note: Leave no answer blank. Enter zero if applicable.

a$.$ The real estate is worth $$175,000$ and Jimmy has no other assets or liabilities.