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Multiply the first and second terms together, and divide the product by the third ; the quotient will be the answer in the same denomination as the middle term was reduced into.
Every Man His Own Teacher: Or, Lancaster's Theory of Education, Practically ... - Σελίδα 253
των John Preston - 1817 - 520 σελίδες
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## The Teachers' Assistant, Or, A System of Practical Arithmetic: Wherein the ...

1817 - 198 σελίδες
...ytrd« coil? S*. s. yit. 2 : ill! 4 2)24 12 Answer. * HULE FOR INVERSE PROPORTION. Multiply the Erst and second terms together, and divide the product by the third ; the quotient will be the answer in the same denomination aa Die stccu J or that to wnich the second was reduced. EXAMPLE. A...

## Logarithmick Arithmetick: Containing a New and Correct Table of Logarithms ...

1818 - 251 σελίδες
...when the conditions of the question require the answer to be greater, or less than th& second terra : Multiply the first and second terms together, and...the product by the third. The quotient will be the answer in the same denomination as the middle term. EXAMPLES. 1. If 6 yards cost § IS, what will 12...

## Daboll's Schoolmaster's Assistant: Improved and Enlarged. Being a Plain ...

Nathan Daboll - 1818 - 240 σελίδες
...belongs to Inverse Proportion. RULE. 1. State and reduce the terms as in the Rule of Three Direct. 2. Multiply the first and second terms together, and...the product by the third ; the quotient will be the answer in the same denomination as the middle term was reduced into. EXAMPLES. 1. If 12 men can build...

## Daboll's Schoolmaster's Assistant: Improved and Enlarged; Being a Plain ...

Nathan Daboll - 1820 - 240 σελίδες
...belongs to Inverse Proportion. RULE. • 1 Sfate and reduce the terms as in the Rule of Three Direct. 2. Multiply the first and second terms together, and divide the product by the third ; fte quotient will be the answer in the same denomination as the middle term •was reduced into....

## The Complete Practical Arithmetician: Containing Several New and Useful ...

Thomas Keith - 1822 - 332 σελίδες
...than the third, the fourth will be less than the second. RULE. State the question as in the direct rule. Multiply the first and second terms together,...the product by the third, the quotient will be the answer, and of the same denomination as you left the second number. Note 1. Direct and inverse proportion...

## A New and Concise System of Arithmetick: Containing Vulgar, Decimal, and ...

Beriah Stevens - 1822 - 423 σελίδες
...taught in the rule of three diiect. RULE. State the terms as directed in the rule of three direct, then multiply the first and second terms together, and...the product by the third ; the quotient will be the answer in the same denomination of the. middle term. NB Contraction and cancelling have the same force...

## A general view of the sciences and arts, Τόμος 1

William Jillard Hort - 1822
...greater than the second. Rule. — State the question, and if necessary, reduce the terms as before. Multiply the first and second terms together, and...divide the product by the third ; the quotient will bear such proportion to the second, as the first does to the third. Example. — If a certain quantity...

## Daboll's Schoolmaster's Assistant, Improved and Enlarged: Eing a Plain ...

Nathan Daboll - 1823 - 240 σελίδες
...Proportion. RULE.. 4 1. State and reduce the terms as in the Rule of Three Direct. 2. Multiply the fii-st and second terms together, and divide the product by the third; the quotient will be the answer in the same denomination as the middle term wrs reduced into. EXAMPLES. ' 1. If 12 men can build...

## The American Tutor's Assistant Revised: Or, A Compendious System of ...

Zachariah Jess - 1824 - 212 σελίδες
...more requiring less. | In wd. In Ig. In wd. In Ig. (.12 •• 12:: 3 •• 48 less requiring more. RULE. Multiply the first and second terms together, and divide the product by the third term ; the quotient will be the fourth term, or answer. PKOOF. As in direct proportion : Thus: {Days....

## The American Tutor's Assistant Revised, Or, A Compendious System of ...

Zachariah Jess - 1824 - 210 σελίδες
...respectively less or greater than the second. Thus ; Dai, .. more requiring less. ess requiring more. RULE. Multiply the first and second terms together, and divide the product by the thfrd term ; the quotient will be the fourth term, or answer. ,"• PROOF. * As in direct proportion...