Books Books
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

## A Practical Treatise on Arithmetic...: Combining the Useful Properties of ...

George Leonard (jr.) - Arithmetic - 1841 - 352 pages
...either debtor or creditor, merchants usually Multiply each debt by the time to elapse before it is due, and divide the sum of the products by the sum of the debts. Though this method is inaccurate it is easy, and experiment shows it may be employed without...

## A New System of Arithmetic, on the Cancelling Plan: Embracing the Rules of ...

Charles Guilford Burnham - Arithmetic - 1841 - 312 pages
...cts., the worth of 1 lb. of the mixture. Hence the RULE. . • Multiply each quantity by ils price, and divide the sum of the products by the sum of the quantities. The quotient will be the rate of the compound required. EXAMPLES. 2. A grocer mixes sugar,...

## A Practical Treatise on Arithmetic, [etc.].

George Leonard - 1841 - 350 pages
...either debtor or creditor, merchants usually Multiply each debt by the time to elapse before it is due, and divide the sum of the products by the sum of the debts. Though this method is inaccurate it is easy, and experiment shows it may be employed without...

## The National Arithmetic ...: Combining the Analytic and Synthetic Methods ...

Benjamin Greenleaf - Arithmetic - 1841 - 314 pages
...the propriety of the following 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 true time required. 2. A owes B \$300, of which \$50 is to be paid in 2...

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

Benjamin Greenleaf - Arithmetic - 1842 - 186 pages
...days, as before. Hence the following 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 true time required. 2. John Smith owes a merchant, in Boston, \$ 1000,...

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

Roswell Chamberlain Smith - Arithmetic - 1842 - 306 pages
...1. RECIPROCATE, [L. rectnricuj.] To exchange ; to interchange: to give and return mutually. several products by the sum of the payments ; the quotient will be the mean or equitable time for the payment of the whole.* 11. A owes B \$200 to be paid in 6 months, \$300...

Charles DAVIES (LL.D.) - Arithmetic - 1843 - 348 pages
...payments.) Hence, we have the following RULE. Multiply each payment by the time before it becomes due, and divide the sum of the products by the sum of the payments : the quotient will be the mean time. 2. B owes A \$600 : \$200 is to be paid in two months, \$200 in four months, and \$200 in six...

## A Theoretical and Practical System of Arithmetic, etc

W. H. CRANK - Arithmetic - 1843 - 316 pages
...mean rate of the mixture. RULE. — Multiply each quantity by its value for a unit of the quantity, and divide the sum of the products by the sum of the quantities. (1) 10 galls, of brandy at 16s. 4d., were mixed with 36 at 8*., 45 at 6*., and 18 at 10*....