16.1997275 milligrams
Two lots of one-fourths equals a half.
One half a century equals 50 years as a century equals 100 years.
one and a half feet
One grain of morphine equals about 60 milligrams
There are approximately 64.8 milligrams in 1 grain.
12
12
2
one half
8 ounces of anything is a half pound
Half a grain is equivalent to approximately 0.0324 grams.