The P/E ratio tells analyst how much an investor in common stock pays per dollar of current earnings. Cisco Systems Inc.'s P/E ratio increased from 2013 to 2014 but then slightly declined from 2014 to 2015.
1 For patients not covered by health insurance, a PET scan typically costs an average of about $4,900 for a PET scan of the whole body to $6,700 for the brain and $6,800 for the heart, according to NewChoiceHealth.com.
1 On average, the cost of a full body MRI ranges from $200 to $3,500 depending on where you go and what you get. 2  An MRI costs, on average, is around $1,000 to $3,000. A full body MRI includes technical fees which is the cost of the procedure and where there is a potential to save a considerable amount of money and professional fees which are associated with having the radiologist interpret the test result.