130 



DAIRY ARITHMETIC 



One two-horse farmer's truck will carry thirty 

 4O-quart cans of milk. It would require only 44 

 such trucks (allowing for some partly filled cans) 

 to haul the 1181 cans hauled by the 453 wagons 

 above. The cost of collective hauling by the 44 

 trucks would be: 



44 men, f day at $1.50 $ 66.00 



44 teams, J day at $2.50 no.o 



Total cost per day $ 176.00 



Total cost per year $ 64,284.00 



Yearly saving $101,174.25 



COMPOSITION OF MILK 



NORMAL MILK FROM MIXED HERDS 



Average of 3000 Samples, Snyder's "Chemistry of Dairying" 



WEIGHTS AND MEASURES 



I quart milk weighs 2. 15 Ib. 



I gallon milk weighs 8 . 60 Ib. 

 10 gallons milk weigh 86 Ib. 

 46.5 quarts milk weigh 100 Ib. 



