Propranolol which is a drug used in the treatment of hypertension, is eliminated mainly by the liver. Patients with reduced liver function have lower propranolol total body clearance compared to patients with normal liver function. After iv administration of 1 mg propranolol in a patient with normal liver function, the resulting AUC was 15 ug-hr/L. What will be the expected AUC after iv administration of 1 mg propranolol to a patient with reduced liver function.