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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 Progressive Higher Arithmetic: For Schools, Academies, and Mercantile ... - Page 351
by Horatio Nelson Robinson - 1860 - 456 pages

## Text book of arithmetic

Mathew Wilson - 1854
...loss to either party. BULE : — Multiply each debt by the time which must elapse before it is due, and divide the sum of the products by the sum of the debts ; the quotient is the time required. EXAMPLE. Paid £480 as follows :— £60 in 40 days, £180...

## Ray's New Higher Arithmetic: A Revised Edition of the Higher Arithmetic

Joseph Ray - Arithmetic - 1880 - 420 pages
...the terms of credit begin at the same date, we have the following rule : Rule. — Multiply each debt by its term of credit, and divide the sum of the products by the sum of the debts; the quotient will be the equated time. 326. If the account has credits as well as debits, it...

## Graded Problems in Arithmetic and Mensuration

Samuel Mecutchen - Arithmetic - 1880 - 244 pages
...share of the gain or loss. EQUATION OF PAYMENTS. CASE I. MULTIPLY each debt by the number denoting its term of credit, and divide the sum of the products by the number denoting the sum of the debts ; the quotient will be the average term of credit. The average...

## Ray's New Higher Arithmetic: A Revised Edition of the Higher Arithmetic

Joseph Ray - Arithmetic - 1880 - 420 pages
...the terms of credit begin at the same date, we have the following rule : Rule. — Multiply each debt by its term of credit, and divide the sum of the products by tfie sum of the debts; Hie quotient will be the equated time. 326. If the account has credits as well...

## Graded Problems in Arithmetic and Mensuration

Samuel Mecutchen - Arithmetic - 1880 - 262 pages
...share of the gain or loss. EQUATION OF PAYMENTS. CASE I. MULTIPLY each debt by the number denoting its term of credit, and divide the sum of the products by the number denoting the sum of the debts ; the quotient will be the average term of credit. The average...

## Concise system of arithmetic, re-arranged and enlarged by A. Trotter

A. Melrose - 1881
...mixture, when the quantities and rates of the simples are given. RULE. Multiply each quantity by its rate, and divide the sum of the products by the sum of the quantities. 1. Eight Ib. of sugar, at 4d. per Ib., were mixed with 5 Ib. at 5d., and 7 Ib. at 8d. ;...

## The Bryant and Stratton Business Arithmetic

H. Bryant - 1881 - 574 pages
...quality of 1 oz. is 20. RULE. Multiply the value or quality of each article by the number of articles, and divide the sum of the products by the sum of the articles. The quotient will te the average value or quality of the mixture. 3. A grocer mixed 15 Ib....

## A Complete Graded Arithmetic: Oral and Written Upon the Inductive Method of ...

James Bates Thomson - Arithmetic - 1882 - 454 pages
...to Oct. 10th, 1880 = Dec. 25th, 1880, the date of payment. Hence, the RULE. — Multiply each item, by its term of credit, and divide the sum of the products by the sum of the iterns Tlie quotient will be the average term of credit. Adding the average term of credit to the date...