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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

Adam's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - Arithmetic - 1831 - 264 pages
...find the mean time for several payments, — RULE : — Multiply each sum by its time of payment, and divide the sum of the products by the sum of the payments, and the quotient will be the answer. Note. This rule is founded on the supposition, that what is gained by...

The Youth's Assistant in Theoretic and Practical Arithmetic: Designed for ...

Zadock Thompson - Arithmetic - 1832 - 168 pages
...practical purposes. 189. RULE. — Multiply each of the payments by the time in which it is due, and divide the sum of the products by the sum of the payments; the quotient will be the equated time of payment. •__ - ''• f 1 QUESTIONS FOR PRACTICE. 2. A owes...

The Youth's Assistant in Theorhetic [sic] and Practical Arithmetic: Designed ...

Zadock Thompson - Arithmetic - 1832 - 168 pages
...practical purposes. 189. RULE. — Multiply each of the payments by the time in which it is due, and divide the sum of the products by the sum of the payments ; the quotient will he the equated time of payment. QUESTIONS FOR PRACTICE. 2. A owes B \$380, to he...

Adam's New Arithmetic: Arithmetic, in which the Principles of Operating by ...

Daniel Adams - Arithmetic - 1833 - 264 pages
...find the mean time for several payments,' — RULE : — Multiply each sum by its time of payment, and divide the sum of the products by the sum of the payments, and the quotient will be the answer. Note. This rule is founded on the supposition, that what is gained by...

A brief compendium of arithmetic

Benjamin Snowden - 1835
...for 2 months and 15 clays at £4 per cent. per annum ? Л. £2 Is. 4d. EQUATION OF PAYMENTS COMMON RULE. Multiply each payment by the time at which it is due, divide the sum of the products by the amount of the debt, the quotient is the time required. Examples....

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

Charles Guilford Burnham - Arithmetic - 1837 - 256 pages
...75-r-15=5 months, the answer. Hence the RULE. Multiply each payment by the time when it becomes due, and divide the sum of the products by the sum of the payments, and the quotient will be the time required. 2. A merchant has owing him \$420, to be paid as follows : \$100...

Mental and Practical Arithmetic

Charles Davies - Arithmetic - 1838 - 288 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...

Complete Schoolmaster's Assistant: Being a Plain Comprehensive System of ...

Nathan Daboll - 1839
...Payments is the method of finding the mean time to pay at once several debts, due at different times. RULE. Multiply each payment by the time at which it...of the products by the sum of the payments, and the quotient will be the answer. • . . EXAMPLES. 1. A owes B \$380, to be paid \$100 in 6 months, \$120...