294 ARITHMETIC 



LONG-TON TABLE 



16 ounces (oz.) =1 pound lb. 



28 pounds =1 quarter qr. 



4 quarters =1 hundredweight .... cwt. 



20 hundredweight 1 



2,240 pounds / = 



oz. lb. qr. cwt. T. 



16 = 1 

 448= 28= 1 

 1,792= 112= 4= 1 

 35,840 = 2,240 = 80 = 20 = 1 



TROY WEIGHT 



24 grains (gr.) =1 pennyweight pwt. 



20 pennyweights =1 ounce oz. 



12 ounces =1 pound lb. 



gr. pwt. oz. lb. 

 24= 1 

 480= 20= 1 

 5,760 = 240 = 12 = 1 



APOTHECARIES' WEIGHT 



20 grains (gr.) =1 scruple sc. or 9 



3 scruples =1 dram dr. or 5 



8 drams .\? =1 ounce oz. or 5 



12 ounces . . . . = 1 pound lb. or lb. 



gr. 3 5 5 lb 

 20= 1 

 60= 3= 1 

 480= 24= 8= 1 

 5,760 = 288 = 96 = 12 = 1 



MEASURES OF CAPACITY 



LIQUID MEASURE 



4 gills (gi.) =1 pint pt. 



2 pints =1 quart qt. 



4 quarts =1 gallon gal. 



31| gallons =1 barrel bbl. 



2 barrels ~i 



63 gallons/ =lhogshead hhd. 



