***Biomedical Eng. HW Prob! Help!*** 1. The problem statement, all variables and given/known data http://img11.imageshack.us/img11/3586/20582546.jpg [Broken] 2. Relevant equations 3. The attempt at a solution all i know is the the sum of flow rate in is equal to the sum of flow rate out so i did 0.1 mg/ml * 1200 ml/min = 1.5 ml/min*5 mg/ml + mass flow rate blood. and the m flow rate for blood is equal to 112.5 mg/min i really don't know what to do next..plz help.