To find your max heart rate question 15 options: a) you must know your age. b) count your heart rate after completing a period of exercise. c) count your heart rate when your body is at rest. d) a and c

The physician ordered velosef (cephradine) im 50 mg/kg/day in equally divided doses four times a day for a child who weighs 40 pounds. convert pounds to kilograms and then calculate the prescribed dosage. mg every hours