56 



FARM ARITHMETIC. 



115. In a ton of corn there are 1 ,578 pounds of nutri- 

 ents. When corn is $20 a ton what is the cost of a pound 

 of nutrients? 



116. At the same value per pound for nutrients what 

 should oats be worth a ton ? A bushel ? 



117. When corn is worth 50 cents a bushel what is 

 the value of a pound of nutrients ? 



118. At the same value per pound what should be the 

 vafoae of oats a bushel ? 



119. Wheat bran carries 1,082 pounds of nutrients to 

 the ton. When it sells for $3 per hundred, what is the 

 value of a ton of cottonseed meal on basis of total nutri- 

 ents? 



120. When cottonseed meal is worth $32 a ton what 

 does a pound of digestible nutrients cost ? 



121. At the same value per pound what is a ton of 

 bran worth? 



Important truth. Judgment must be exercised in 

 the selection of a concentrated feeding stuff. As a rule 

 protein is the nutrient that is wanted and for it the pur- 

 chase is especially made. Even if the cost for a pound 

 of nutrients in bran and cottonseed meal, for instance, 

 were the same, cottonseed meal would be preferable, 



