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Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit.
The University Arithmetic: Embracing the Science of Numbers, and Their ... - Page 262
by Charles Davies - 1846 - 399 pages

## Introduction to the National Arithmetic ...

Benjamin Greenleaf - 1851 - 332 pages
...of the whole. Hence the following RULE. — Multiply each payment by the time before it is due, then divide the sum of the products by the sum of the payments, and the quotient will be the true time required. NOTE 1. — This is the rule usually adopted by merchants,...

## The scholar's guide to arithmetic; or, A complete exercise-book

John Bonnycastle - 1851 - 314 pages
...shall be sustained by either party. 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 time required. EXAMPLES. (1.) A. owes B. 1901. to be paid as follows,...

## Indroduction to the National Arithmetic ...

Benjamin Greenleaf - 1854 - 342 pages
...of the whole. Hence the following RULE. — Multiply each payment by the time before it is due, then divide the sum of the products by the sum of the payments, and the quolient will be the true time required. NOTE 1. — This is the rule usually adopted by merchants,...

## Mathematical Dictionary and Cyclopedia of Mathematical Science: Comprising ...

Charles Davies, William Guy Peck - Mathematics - 1855 - 628 pages
...is as follows : Multiply each payment by the time before it becomes due, and divide the sum of these products by the sum of the payments : the quotient will be the mean time. Let it be required to find the mean time of payment of a sum of S200 due in two months, £200 due in...

## Arithmetic on the Productive System: Accompanied by a Key and Cubical Blocks

Roswell Chamberlain Smith - Arithmetic - 1856 - 334 pages
...I. RKCIPBOCATS, [L. r«iPrtetia.] To exchange ; to interchange; to give and return mutually. several products by the sum of the payments ; the quotient will be the mean 01 equitable time for the payment of the whole.* 11. A owes B \$200 to be paid in 6 months, \$300 in...

## Practical Arithmetic, by Induction and Analysis

Joseph Ray - Arithmetic - 1857 - 348 pages
...COMMON RULE FOR EQUATION OP PAYMENTS. Multiply each payment by the time to elapse till it becomes due; divide the sum of the products by the sum of the payments ; the quotient will be the equated time. When one of the payments is due on the day from which the equated time is reckoned, its...

## Introduction to The National Arithmetic: On the Inductive System : Combining ...

Benjamin Greenleaf - Arithmetic - 1857 - 336 pages
...payment of the whole. Hence the following RULE. — Multiply each payment by its own time of credit, and divide the sum of the products by the sum of the payments. NOTE 1. — This is the rule usually adopted by merchants, hut it is not perfectly correct ; for if...

## The Progressive Practical Arithmetic: Containing the Theory of Numbers, in ...

Horatio Nelson Robinson - Arithmetic - 1859 - 352 pages
...of 6 months on \$30, because 30 X 6= 180 X 1. RULE. I. Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient will be the average term of credit. II. Add the average term of credit to the date at which all the credits begin,...