premium? 2. If the retum on the market is 20% and the risk-free mate of retum is 5%, what is the required retum on Fim A's stock? 3. If the retum on the market is 20% and the risk-free rate of retum is 5%, what is the required retum on Firm B's stock? 4. If the retum on the makket is 15% and the risk-free nate of retum is 3%, what is the risk premium? 4. If the retum on the market is 15% and the risk-free rate of retum is 3%, what is the risk premium? 5. If the retum on the market is 15% and the risk-free nate of retum is 3%, what is the required retum on Fim C's stock? 6. If the retum on the market is 15% and the risk-free nate of retum is 3%, what is the required retum on Firm D's stock