Hollywood Shoes would like to maintain their cash account at a minimum level of $50,000, but expects the standard deviation in net daily cash flows to be $4,000; the effective annual rate on marketable securities to be 6 percent per year; and the trading cost per sale or purchase of marketable securities to be $100 per transaction. What will be their optimal upper cash limit?

	$59,094.77
	$69,588.47
	$108,765.41
	$54,000.00