Suppose you have a portiolio that has $479 invested in stock A with a beta of 1.29.

$325 invested in stook B with a beta of 0.54, and $196 invested in the risk-free asset.

You have another $365 to invest. You wish your whole portfolio, after investing the

remaining funds, to have the same beta as the market beta. What will the beta of the

added securly need to be, to achieve that goal?

The beta of the added secunty need to be