2. HotFoot Shoes would like to maintain its cash account at a minimum level of $26,000, but expects the standard deviation in net daily cash flows to be $4,100, the effective annual rate on marketable securities to be 6.6 percent per year, and the trading cost per sale or purchase of marketable securities to be $210 per transaction.

I am using the Miller Orr Model but I don't know how to use my calculator, so my long hand answer is $154,547.778

3. Veggie Burgers, Inc., would like to maintain its cash account at a minimum level of $246,000 but expects the standard deviation in net daily cash flows to be $12,100, the effective annual rate on marketable securities to be 4.8 percent per year, and the trading cost per sale or purchase of marketable securities to be $28.00 per transaction.

For this one I am getting $377,654.80

What will be its optimal cash return point? (Use 365 days a year. Do not round intermediate calculations. Round your final answer to 2 decimal places.)

4. Watkins Resources faces a smooth annual demand for cash of $1.67 million, incurs transaction costs of $68 every time the firm sells marketable securities, and can earn 3.0 percent on its marketable securities

What will be its optimal cash replenishment level? (Enter your answer in dollars not in millions. Round your answer to 2 decimal places.)

I am getting $87,009.58 using the Square root of 2(1,670,000)(68)/.03