Answer:
9.2%
Step-by-step explanation:
CAPM is short for capital asset pricing model. This is a technique of valuing the cost of capital that uses the stock's beta( a measure of the stock's volatility in the market), the risk-free and market rates.
CAPM =
+
(
-

Given,
Risk-free rate,
= 5.7%
Beta,
=0.7
Market premium,
= 5%
Thus, using CAPM.
P&G's cost of equity capital = 5.7% + 0.7(5%)
= 5.7% + 3.5%
= 9.2%