ON AVERAGING ACCOUNTS. 771 



886. SILVER COIN U. S. STANDARD. 



One Dollar (Trade) 100 cents 420 grains. 



One Dollar (Legal Tender) luO " 41LH " 



Half Dollar (5 dimes) 50 " HL> " 



Quarter Dollar (2i dimes) 25 " 90 " 



One Dime " 10 " 38.4 " 



HalfDime 5 " 19.2 " 



Three Cent piece 3 " 11.52" 



Value per grain 0.2K)416 1 " 



Value per ounce 1.25 480 " 



887. COPPER COIN. 



Copper Cent 1 cent 108 grains. 



Value per grain 0.005952 1 " 



888. The standard fineness of gold and silver is one weight alloy to 

 nine of pure metal. The alloy for gold is silver or copper. Alloy for 

 silver is copper. 



ON AVERAGING ACCOUNTS. 



889. Averaging accounts or equation of payments consists in finding 

 the common time of maturity of bills due at different times. The method 

 most commonly in use for finding average date of payment is the " Inter- 

 Method," which method will be hereinafter described and illu 



Any rate per cent, of interest may be used in order to arrive at the result, 

 but one per cent, per month is thought to be the best rate, for the reason 

 that a result found quicker with that rate than ; p, The 



method of ii^urin^ at this rate will be hereinafter desni! 



890. Th kinl of an example that most commonly If, is 



re are several bills either bought by us, or s.ld by us 

 bills we wi>h to as -rUin the en: :t>- due, 



upon which the sum total of all the bills will be due 



object ia finding tins <1 1,-r tha- voanotr 

 accept a draft if it be an ace <>\ve ; or take a note 



dra' son if it be an account t j; us. Ti 



tindiiu'- ige 'lit-' due iW this kind of an e will hri 



given, :md I , will be an illustration in tL unt 



we owe. 



