Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetic, Adapted to the United States |
From inside the book
Results 6-10 of 18
Page 183
RULE . From the square of their sum , subtract 4 times their product , and extract
the square root of the remainder , which will be the difference of the two numbers
; then half the said difference added to half the sum , gives the greater of the two ...
RULE . From the square of their sum , subtract 4 times their product , and extract
the square root of the remainder , which will be the difference of the two numbers
; then half the said difference added to half the sum , gives the greater of the two ...
Page 190
Place the difference , between the mean price ( or mixture rate ) and that of each
of the simples , opposite to the rates with which they are connected . 4 . Then , if
only one difference stands against 190 ALLIGATION ALTERNATL .
Place the difference , between the mean price ( or mixture rate ) and that of each
of the simples , opposite to the rates with which they are connected . 4 . Then , if
only one difference stands against 190 ALLIGATION ALTERNATL .
Page 191
Then , if only one difference stands against any rate , it will be the quantity
belonging to that rate , but if there be several , their sum will be the quantity .
EXAMPLES . 1 . A merchant has spices , some at 9d . per Ib . some at 18 . sume
at 2s . and ...
Then , if only one difference stands against any rate , it will be the quantity
belonging to that rate , but if there be several , their sum will be the quantity .
EXAMPLES . 1 . A merchant has spices , some at 9d . per Ib . some at 18 . sume
at 2s . and ...
Page 192
RULE . Take the difference between each price , and the mean rate , and place
them alternately as in Case I . Then , as the difference standing against that
simple whose quantity is given , is to that quantity : so is each of the other
differences ...
RULE . Take the difference between each price , and the mean rate , and place
them alternately as in Case I . Then , as the difference standing against that
simple whose quantity is given , is to that quantity : so is each of the other
differences ...
Page 193
4d . per galion ; I demand how much rum and how much water I took ? Ans . 95
gals . rum at 6s . 8d . and so gals . water . CASE III . When the whole composition
is limited to a given quantity . RULE . Place the difference between the mean rate
...
4d . per galion ; I demand how much rum and how much water I took ? Ans . 95
gals . rum at 6s . 8d . and so gals . water . CASE III . When the whole composition
is limited to a given quantity . RULE . Place the difference between the mean rate
...
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acres allowing amount annuity annum answer Bought Bring bushels called cents cloth common compound contain continue cost cube currency cyphers decimal demand denominator diameter difference dimes Divide dividend divisor dollars dols equal EXAMPLES farthings Federal Money feet figure fraction gain gallon give given given number given sum gross half hundred inches interest least left hand length less lowest measure method miles millions mills mixed months Multiply neat New-York nine paid payment pence period piece pound present worth principal proportion quantity question quotient ratio received Reduce remainder right hand rods root RULE sell share shillings simple sold solid square stand subtract sugar Suppose Table tare third thousand units weight whole whole numbers wine yards
Bibliographic information
| Title | Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetic, Adapted to the United States |
| Author | Nathan Daboll |
| Publisher | G. Tracy, 1841 |
| Original from | Harvard University |
| Digitized | 28 Aug 2007 |
| Length | 231 pages |
| Export Citation | BiBTeX EndNote RefMan |