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" 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 answer. "
The Scholar's Arithmetic; Or, Federal Accountant ...: The Whole in a Form ... - Page 189
by Daniel Adams - 1807 - 216 pages
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Complete passport to the Civil service, lower division. [With] Key

George Ernest Clark - 1884
...Jg- or 1 approximately. Ans. (14) Multiply each debt into the time that will elapse before it becomes due; then divide the sum of the products by the sum of the debts. The quotient will be the equated time required. months. 375 x 4 = 1500 28H x 5 = 1406...
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arithmetic in which the principles of opertaing by numbers are analytically ...

daniel adams - 1848
...Hence, To find the mean time of several payments, RUU3. Multiply each sum hy its time of payment, and divide the sum of the products by the sum of the payments. EXAMPLES FOR PRACTICE, 4. A western merchant owes in New York city $200, due in 5 months; $325'50,...
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