Yоu аre treаting а 60-year-оld patient in atrial fibrillatiоn with a rapid ventricular rate (AFib RVR). The physician orders 15 mg of Cardizem (Diltiazem) IV to be administered over 2 minutes. The vial you have contains 25 mg of Diltiazem in 5 mL. How many milliliters will you administer?