(7)
0.0004 mg = X mcg
1 mg
= 0.0004 mg
1000 mcg
X mcg
X = .4 mcg
(8)
400 mg = X gm
1000 mg = 400 mg
1 gm
X gm
1000X = 400
X = .4 gm
(9)
120 mg = X gr
60 mg = 120 mg
1 gr
X gr
60X = 120
X = 2 gr
(10)
400 mcg = X gm
1,000,000 mcg = 400 mcg
1 gm
X gm
1,000,000X = 400
X = .0004 gm
(11)
80 mg = X gr
60 mg = 80 mg
1 gr
X gr
60X = 80
X = 1 1/3 gr
MD0904
2-23