Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetick, Adapted to the United States |
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Page 7
... and Decimal Ensurance Interest , Simple by Decimals Compound by Decimals
Inverse Proportion Involution Loss and Gain Multiplication , Simple - Application
and use of Supplement to Compound Numeration Practice Position Permutation
...
... and Decimal Ensurance Interest , Simple by Decimals Compound by Decimals
Inverse Proportion Involution Loss and Gain Multiplication , Simple - Application
and use of Supplement to Compound Numeration Practice Position Permutation
...
Page 126
ENSURANCE , IS a premium at so much per cent . allowed to persons and
offices , for making good the loss of ships , houses , merchandis ' , & c . which
may happen from storms , fire , & c . ISUNEXAMPLES . 1. What is the e Isurance
of 7231.
ENSURANCE , IS a premium at so much per cent . allowed to persons and
offices , for making good the loss of ships , houses , merchandis ' , & c . which
may happen from storms , fire , & c . ISUNEXAMPLES . 1. What is the e Isurance
of 7231.
Page 138
EQUATION OF PAYMENTS , Is finding the equated time to pay at once , several
debts due at different periods of time , so that no loss shall be sus . tained by
either party . RULE . Multiply each payment by its time , and divide the sum of the
...
EQUATION OF PAYMENTS , Is finding the equated time to pay at once , several
debts due at different periods of time , so that no loss shall be sus . tained by
either party . RULE . Multiply each payment by its time , and divide the sum of the
...
Page 140
... LOSS AND GAIN , Is a rule by which merchants and traders discover their profit
or loss in buying and selling their goods : it also instructs them how to rise or fall
in the price of their goods , so as to gain or lose so much per cent . or otherwise .
... LOSS AND GAIN , Is a rule by which merchants and traders discover their profit
or loss in buying and selling their goods : it also instructs them how to rise or fall
in the price of their goods , so as to gain or lose so much per cent . or otherwise .
Page 141
First see what the gain or loss is by subtraction ; then As the price it cost : is to the
gain or loss : : so is 100l . or $ 100 , to the gain or loss per cent . EXAMPLES . 1. If
I buy Irish linen at 2s . per yara , and sell it again at 2s . 8d . per yard ; what do I ...
First see what the gain or loss is by subtraction ; then As the price it cost : is to the
gain or loss : : so is 100l . or $ 100 , to the gain or loss per cent . EXAMPLES . 1. If
I buy Irish linen at 2s . per yara , and sell it again at 2s . 8d . per yard ; what do I ...
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Bibliographic information
| Title | Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetick, Adapted to the United States |
| Author | Nathan Daboll |
| Publisher | Mack and Andrus, 1827 |
| Original from | Harvard University |
| Digitized | 25 Aug 2007 |
| Length | 252 pages |
| Export Citation | BiBTeX EndNote RefMan |