Hollywood Shoes would like to maintain their cash account at a minimum level of $67,000, but expect the standard deviation in net daily cash flows to be $5,700; the effective annual rate on marketable...

Hollywood Shoes would like to maintain their cash account at a minimum level of $67,000, but expect the standard deviation in net daily cash flows to be $5,700; the effective annual rate on marketable securities to be 6.50 percent per year; and the trading cost per sale or purchase of marketable securities to be $270 per transaction. What will be their optimal cash return point? (Round your answer to 2 decimal places.)