Matematica. los siguentes numeros son racionales o irracionales. a) 3,4567
b) 0,454545
c) 2/3
d) -34
e) 5,7
f) 5/9
g) -77​

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