[ 203 ] 



If they are bought in at 20 j-.l /. s. d, 

 each, a lamb and a half may | 

 be expected upon an average )^o 18 o 

 of years throughout, worth I 

 12 s. which is - - J 

 Wool, - ->' - 040 



pwe, - - - - 0160 



Prime coft, 

 Clear profit, .-- 



The next method of calculating the 

 profit is thus : 



Lamb and half, -^ - ^.0180 



Wool, - - - 040 



jEwe, ^ -^ r -^ 100 



Prime coft, 

 Profit, 



Laftly, they calculate as follows : 

 Lamb and half, ^ ^ ^.0180 

 Wool, - - - . - 040 

 fwe, - ^ -^ - 120 



Prime coft, 



Profit, - 



The 



