84 



FARM ARITHMETIC. 



234. When cheese sells for 15 cents per pound, what 

 is the cost of 1 pound of digestible nutrients ? 



235. Beef loin contains 15.6 per cent of digestible pro- 

 tein and 16.6 per cent digestible fat. When sold at 25 

 cents per pound, what is the cost of a pound of digestible 

 nutrients ? 



236. How many more pounds of digestible nutrients 

 in a dollar's worth of cheese than in a dollar's Avorth of 

 beef loin? 



In the Cl'ring Room. 

 One way of storing cheese during the ripening period. 



Important truth. From 9 to 12 pounds of milk are 

 required to make 1 pound of cheese. From 100 pounds 

 of milk, containing 3 per cent fat and 2 per cent casein, 

 8.8 pounds of cheese may be made ; from 100 pounds of 

 milk containing 4.5 per cent fat and 2.7 per cent casein 

 11.7 pounds of cheese may be made. 



Marketing. 



Milk may be marketed as milk, butter, cream, or cheese. 



