ATI Math Remediation Detailed Answer Key. A nurse is caring for a 1-month-old infant who weighs 3500 g and is prescribed a dose of cephazolin 50 mg/kg by intermittent IV bolus three times daily. How many mg should the nurse administer per dose? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.) 175 mg Correct Rationale: Convert gm to kg: STEP 1: What is the unity of measurement to calculate? Kg STEP 2: Set up the equation and solve for X....