Thomas has a five-stock portfolio that has a market value equal to $400,000. The portfolio’s beta is 1.5. Thomas is considering selling a particular stock to help pay some university expenses. The...

Thomas has a five-stock portfolio that has a market value equal to $400,000.
The portfolio’s beta is 1.5. Thomas is considering selling a particular stock to
help pay some university expenses. The stock is valued at $100,000, and if he
sells it the portfolio’s beta will increase to 1.8. What is the beta of the stock
Thomas is considering selling