1gm = 1000mg so 0.1gm = 1000mg
first, convert the weight to kg
160lb * 1kg/2.2lb = 72.7kg
next, the dose
72.7kg * 100mg/kg = 7270mg
more detail
step-by-step explanation:
21
jk it's 20
just get this app called photo math it should be able to do those