WEIGHTS AND MEASURES 361 
6 per cent of 15.432 =0.92592 
8 per cent of 0.92592 = 0.0740736 
0.9999936 
The result should be 1 g, and the error is less than one in one 
hundred thousand. In all the above rules, in no case is the 
error greater than one-thousandth. 
Table to convert grams per liter to grains per 16 ounces.— 
G per liter Gr. per 16 oz. G per liter Gr. per 16 oz. 
1 7.68 10.5 80.64 
15 11G5Z 11 84.48 
2 15:30 1S 88.32 
ys) 19.2 12 92.16 
3 23.04 V2.5) 96.0 
J 26.88 13 99.84 
4 S072 165) 103.68 
4.5 34.56 14 107/52 
5 38.4 14.5 111.36 
Beye 4224 15 1ulG).2 
6 46.08 1525 119.04 
6.5 49.92 16 122.88 
7 SAE 16.5 126.72 
7.9 57.6 Wi 130.56 
8 61.44 WAS 134.4 
8.5 65.28 18 138.24 
9 69.12 18.5 142.08 
9.5 72.96 19 145.92 
10 76.8 19% 149.76 
20 153.6 
To find the number of grams per liter, divide the number 
of grains per ounce by the following factors: 
O27) G per liter Oz.) G periliter 
] 0.48 10.5 5.04 
