The insurance company pays the full cost of 3,900 prescriptions claims out of 4,500 prescriptions claims submitted. What is the rate of the claims paid expressed as a percent?

Total number of prescription claims submitted = 4,500

Number of prescription claims paid = 3,900

Rate of the claims paid expressed as a percent = Number of prescription claims paid/Total number of prescription claims submitted * 100

Rate of the claims paid expressed as a percent = 3,900/4,500 * 100

Rate of the claims paid expressed as a percent = 86.666 ... %

Rate of the claims paid expressed as a percent = 86.67% (Rounded to two decimals)