humana inc . notes to consolidated financial statements 2014 ( continued ) in any spe transactions . the adoption of fin 46 or fin 46-r did not have a material impact on our financial position , results of operations , or cash flows . in december 2004 , the fasb issued statement no . 123r , share-based payment , or statement 123r , which requires companies to expense the fair value of employee stock options and other forms of stock-based compensation . this requirement represents a significant change because fixed-based stock option awards , a predominate form of stock compensation for us , were not recognized as compensation expense under apb 25 . statement 123r requires the cost of the award , as determined on the date of grant at fair value , be recognized over the period during which an employee is required to provide service in exchange for the award ( usually the vesting period ) . the grant-date fair value of the award will be estimated using option-pricing models . we are required to adopt statement 123r no later than july 1 , 2005 under one of three transition methods , including a prospective , retrospective and combination approach . we previously disclosed on page 67 the effect of expensing stock options under a fair value approach using the black-scholes pricing model for 2004 , 2003 and 2002 . we currently are evaluating all of the provisions of statement 123r and the expected effect on us including , among other items , reviewing compensation strategies related to stock-based awards , selecting an option pricing model and determining the transition method . in march 2004 , the fasb issued eitf issue no . 03-1 , or eitf 03-1 , the meaning of other-than- temporary impairment and its application to certain investments . eitf 03-1 includes new guidance for evaluating and recording impairment losses on certain debt and equity investments when the fair value of the investment security is less than its carrying value . in september 2004 , the fasb delayed the previously scheduled third quarter 2004 effective date until the issuance of additional implementation guidance , expected in 2005 . upon issuance of a final standard , we will evaluate the impact on our consolidated financial position and results of operations . 3 . acquisitions on february 16 , 2005 , we acquired careplus health plans of florida , or careplus , as well as its affiliated 10 medical centers and pharmacy company . careplus provides medicare advantage hmo plans and benefits to medicare eligible members in miami-dade , broward and palm beach counties . this acquisition enhances our medicare market position in south florida . we paid approximately $ 450 million in cash including estimated transaction costs , subject to a balance sheet settlement process with a nine month claims run-out period . we currently are in the process of allocating the purchase price to the net tangible and intangible assets . on april 1 , 2004 , we acquired ochsner health plan , or ochsner , from the ochsner clinic foundation . ochsner is a louisiana health benefits company offering network-based managed care plans to employer-groups and medicare eligible members . this acquisition enabled us to enter a new market with significant market share which should facilitate new sales opportunities in this and surrounding markets , including houston , texas . we paid $ 157.1 million in cash , including transaction costs . the fair value of the tangible assets ( liabilities ) as of the acquisition date are as follows: .

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 | ( in thousands )
----------|----------
cash and cash equivalents | $ 15270
investment securities | 84527
premiums receivable and other current assets | 20616
property and equipment and other assets | 6847
medical and other expenses payable | -71063 ( 71063 )
other current liabilities | -21604 ( 21604 )
other liabilities | -82 ( 82 )
net tangible assets acquired | $ 34511
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Question: what is the percentage of property and equipment and other assets among the total assets?
Program: add(15270, 84527), add(20616, 6847), add(#0, #1), divide(6847, #2)
Answer: 0.0538