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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 Youth's Assistant in Theoretic[!] and Practical Arithmetic ... - Page 82
by Zadock Thompson - 1832 - 168 pages

## National arithmetic, adapted to the standards of the revised code. Adapted ...

National arithmetic - 1872 - 234 pages
...much as a woman, and a woman 5 times as much as a boy. (1.) Multiply 89 by 24, 94 by 36, and 56 by 20, and divide the sum of the products by the sum of the multipliers. (2.) How many more pence are there in 16 crowns than in 5 half-sovereigns ? (3.) How much...

## A Complete Arithmetic: Uniting Mental and Written Exercises in a Natural ...

Emerson Elbridge White - Arithmetic - 1870 - 350 pages
...equate the time of several debts or payments, 1. Multiply each debt or payment by its time of credit, and divide the sum of the products by the sum of the debts or payments. Or, 2. Compute the interest of eadi debt or payment for its time of credit, and...

## The Art of Computation, Designed to Teach Practical Methods of Reckoning ...

David White Goodrich - Ready-reckoners - 1873 - 220 pages
...date with diffeeent terms of ceedit. Product Method. Rule. Multiply each debt by its term of credit, and divide the sum of the products by the sum of the payments. EXAMPLE. (1.) When may \$2,400 be paid, if \$600 be due in 4 mos., \$800 in 6 mos., and \$1000...

## The High School Arithmetic: Containig All the Matter Usually Presented in a ...

Philotus Dean - Arithmetic - 1874 - 472 pages
...differences is the ratio of that constituent to the whole. PROOF. — Multiply each quantity by its value, and divide the sum of the products by the sum of the quantities. The quotient should be the value of the mixture. NOTE 1. — After finding all the ratios developed by all possible...

## The Complete Arithmetic, Oral and Written: Second Part

Daniel W. Fish - Arithmetic - 1874 - 300 pages
...of \$2500 for ^5 of 17000 mo. , or 6| mo. KTJLE.— I. Multiply each payment by its term of credit, and divide the sum of the products by the sum of the payments ; the quotient is the average term of credit. II. (To find the equated time of payment,) Add...

## A Higher Arithmetic

George Payn Quackenbos - Arithmetic - 1874 - 444 pages
...RULE. — To equate two or more payments, multiply each payment by the number representing its time, and divide the sum of the products by the sum of the payments. The times of the several payments must be in the same denomination, and this will be the...

## The Complete Arithmetic: Oral and Written

Daniel W. Fish - Arithmetic - 1874 - 300 pages
...\$750 due in 4 mo., and \$1000 due in 6 mo. 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 is the average term of credit. II. (To find the equated time of payment,) Add...

## The Progressive Higher Arithmetic: For Schools, Academies, and Mercantile ...

Horatio Nelson Robinson - Arithmetic - 1875 - 462 pages
...because 45 x 6 = 270 x 1. Hence the following RULE. 1. 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 averaye term of credit to...