$($Chapters $8($Chapters $8$ Rates of Return: Examples $($cont$.)$

You have the following stock price and transaction data for trades you made in a stock. Assume that the stock pays no dividends.

$\backslash$table$[[$Year$,\backslash$table$[[$Beginning of$],[$Year Price$]],\backslash$table$[[$# of Shares$],[$Bought$/$Sold$]]],[2021,$$$110,270$ bought$],[2022,$$$115,220$ bought$],[2023,$I,$$111$