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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 Federal Arithmetic; Or, A Compendium of the Most Useful Rules of that ... - Page 111
by James Noyes - 1808 - 152 pages
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The National Arithmetic on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - Arithmetic - 1850 - 368 pages
...same as $19 for -^ of 152 months, which is 8 months, as before. Hence 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...
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A Theoretical and Practical Arithmetic: Designed for Common Schools and ...

Daniel Leach - Arithmetic - 1851 - 280 pages
...several sums, due at different periods. 244. RULE. Multiply each sum by the time before it becomes due, and divide the sum of the products by the sum of the payments. OBS. 1. This rule has "been considered by many as incorrect ; but it is as correct as any rule founded...
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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,...
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The scholar's guide to arithmetic; or, A complete exercise-book

John Bonnycastle - 1851 - 314 pages
...at once, several debts due at different times, so that no loss 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...
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School Arithmetic: Analytical and Practical

Charles Davies - 1852 - 344 pages
...of the payments.) Hence, to find the mean time, 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. EXAMPLES. 1. B. owes A $600 ; $200 is to be paid in two months, $200 in four months, and...
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The University Arithmetic: Embracing the Science of Numbers, and Their ...

Charles Davies - Arithmetic - 1852 - 438 pages
...becomes due, equal to ? Hence, to find the mean time, Multiply each payment by the time before it becomes due, and divide the sum of the products by the sum of the payments : tht juotient will be the mean time. EXAMPLES. i 1. B owes A $600: $200 is to be paid in two months,...
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The University Arithmetic: Embracing the Science of Numbers, and Their ...

Charles Davies - Arithmetic - 1852 - 422 pages
...due, equal to ? Hence, to find the mean time, Multiply each payment by the time before it becomes Sue, and divide the sum of the products by the sum of the payments : tha juotient will be the mean time. EXAMPLES. 1. B owes A $600: $200 is to be paid in two months,...
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A Theoretical and Practical Arithmetic: Designed for Common Schools and ...

Daniel Leach - Arithmetic - 1853 - 622 pages
...several sums, due at different periods. 244. RULE. Multiply each sum by the time before it becomes due, and divide the sum of the products by the sum of the payments. OBS. 1. This rule has been considered by many as incorrect ; but it is as correct as any rule founded...
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Text book of arithmetic

Mathew Wilson - 1854 - 210 pages
...payment, without 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...
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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,...
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