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" Multiply each payment by the time at which it is due; then divide the sum of the products by the sum of the payments, and the quotient will be the equated time, nearly. "
A System of Practical Arithmetic: Applicable to the Present State of Trade ... - Σελίδα 177
των Jeremiah Joyce - 1812 - 258 σελίδες
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Pantologia. A new (cabinet) cyclopædia, by J.M. Good, O. Gregory ..., Τόμος 4

John Mason Good - 1819 - 822 σελίδες
...by either party. '1 he rule commonly given is, lo multiply each payment by the time at which it is due; and divide the sum of the products by the sum of the payments, for the time required. But this rule is not accurate, as was first »liown, we believe, by Mr. Malcolm,...

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

Thomas Keith - 1822 - 354 σελίδες
...Multiply the first supposition by the second error, and the second supposition by the first error, and divide the sum of the products by the sum of the errors, if they are differently marked ; or the difference of the products by the difference of the...

Conversations on Arithmetic, with Demonstrations to Each Rule

Leonard Pierce - 1823 - 170 σελίδες
...by which payments are generally equated. Multiply each payment by the time at which it is due ; then divide the sum of the products by the sum of the payments, and the quotient will be the time required. * This rule is founded on the supposition, that the snm of the interests of the several...

Dictionary of the Mathematical and Physical Sciences, According to the ...

James Mitchell - 1823 - 666 σελίδες
...bodies placed in a right line. Multiply each body by its distance from some fixed point in the line, and divide the sum of the products by the sum of the bodies, the result is the distance of the centre from the point. Prop. 2. If perpendiculars be drawn...

The Scholar's Arithmetic: Or, Federal Accountant ... The Whole in a Form and ...

Daniel Adams - 1824 - 226 σελίδες
...neither party shall sustain loss. RULE. Multiply each payment by the time at which it is due ; then divide the sum of the products by the sum of the payments, and the quotient will be j the equated time. Bb ' EXAMPLES. 1. A owes B 136 dollars to be 2. I owe g6u,125, to be paid i in...

Elements of Arithmetic

Etienne Bézout - 1824 - 238 σελίδες
...this operation. Multiply each payment by the time, at which it becomes due f divide the sum. of these products by the sum of the payments, and the quotient will be the time sought. Phis rule, though sufficiently accurate for business, is not strictly true ; for although...

Pike's System of Arithmetic Abridged: To which are Added Appropriate ...

Nicolas Pike, Dudley Leavitt - 1826 - 214 σελίδες
...neither party shall sustain loss. RULE. — Multiply each payment by the time at which it is due ; then divide the sum of the products by the sum of the payments, and the quotient will be the equated time.* *This rule is founded on a supposition, that the sum of the interests of the several...

The Youth's Assistant in Theoretick and Practical Arithmetic

Zadock Thompson - 1826 - 176 σελίδες
...loss shall be sustained by either party. RULE.t — Multiply each payment by the time at which it is. due, and divide the sum of the products by the sum of the payment, and the quotient will be the time required. * You divide by 26, because the trett is one twenty-sixth....

Pike's System of Arithmetic Abridged: To which are Added Appropriate ...

Nicolas Pike, Dudley Leavitt - 1826 - 222 σελίδες
...neither party shall sustain loss. RULE. — Multiply each payment by the time at which it is due ; then divide the sum of the products by the sum of the payments, and the quotient will be the equated time.* * This rule is founded on a supposition, (hat the sum of the interests of the several...

Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - 1828 - 286 σελίδες
...To find the mean time for several payments, — RULE : — Multiply each sum by its time of payment, and divide the sum of the products by the sum of the payments, and the quotient will be the answer. Note. This rule is founded on the supposition, that what is gained by keeping a debt a certain...




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