## Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetic, Adapted to the United States |

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Page 7

... Compound Fractions , Vulgar and Decimals Insurance Interest , Simple - by

Decimals Compound by Decimals Inverse Proportion Involution Loss and

Multiplication , Simple application and use of Supplement to Compound

Numeration ...

... Compound Fractions , Vulgar and Decimals Insurance Interest , Simple - by

Decimals Compound by Decimals Inverse Proportion Involution Loss and

**Gain**Multiplication , Simple application and use of Supplement to Compound

Numeration ...

Page 104

If a man lays out 121 , 23 in merchandize , and thereby

how much will he gwe by laying out 12 dollars at the same rate i Cents . cents .

cents . As 12123 : 8951 : : 1200 1200 -cts . Scts . 1212 ? ) 4741200 / 3913,91 Ars

...

If a man lays out 121 , 23 in merchandize , and thereby

**gains**39 dollars , 51 cis .how much will he gwe by laying out 12 dollars at the same rate i Cents . cents .

cents . As 12123 : 8951 : : 1200 1200 -cts . Scts . 1212 ? ) 4741200 / 3913,91 Ars

...

Page 106

6d . per Ell - English ? Ans . 6 pieces . 46. A merchant bought a bale of cloth

containing 240 yards , at the rate of 75 dollars for 5 yarıls , and solel it again at

the rate of 115 dollars for 7 yards ; did he

much ?

6d . per Ell - English ? Ans . 6 pieces . 46. A merchant bought a bale of cloth

containing 240 yards , at the rate of 75 dollars for 5 yarıls , and solel it again at

the rate of 115 dollars for 7 yards ; did he

**gain**or lose by the bargain , and howmuch ?

Page 107

Bought a pipe of wine for 84 dollars , and found it nad leaked out 12 gallons ; I

sold the remainder at 12 } cents a pint ; what did I

50 . 48. A gentleman bought 18 pipes of wine at 129. 6d . ( New - Jersey currency

) ...

Bought a pipe of wine for 84 dollars , and found it nad leaked out 12 gallons ; I

sold the remainder at 12 } cents a pint ; what did I

**gain**or lose ? Ans . I gained $50 . 48. A gentleman bought 18 pipes of wine at 129. 6d . ( New - Jersey currency

) ...

Page 109

If 100l . in 12 months

months ? Ans . £ 150 . 8. If 11 men can build a house in 5 months , by working 12

hours per day - in what time will the same number of men de its when they work

only ...

If 100l . in 12 months

**gain**61. interest , wat principal will**gain**the same in 8months ? Ans . £ 150 . 8. If 11 men can build a house in 5 months , by working 12

hours per day - in what time will the same number of men de its when they work

only ...

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### Common terms and phrases

allowing amount annuity annum answer Bought Bring bushels called cent cloth common contain continue cost cube currency cyphers decimal demand denominator difference Divide dividend divisor dollars dols Entered equal EXAMPLES farthings Federal Money feet figure Find the value fraction gain gallon give given given number given sum gross half hhds hundred inches interest June least left hand length less loss lowest measure merchant miles mills mixed months Multiply neat weight New-York paid payment pence period piece pound principal proportion quantity question quotient ratio received Reduce remainder right hand RULE sell share shillings simple sold solid sort square root stands sterling subtract sugar Table tare term third thousand unit whole whole number wine yards