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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 true time required. "
Adams's New Arithmetic: Arithmetic, in which the Principles of Operating by ... - Σελίδα 139
των Daniel Adams - 1810 - 180 σελίδες
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Daboll's Complete Schoolmaster's Assistant Being a Plain Comprehensive ...

Nathan Daboll - 1843 - 254 σελίδες
...several debts, due at different times. 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. EXAMPLES. 1. A owes B $380, to be paid $100 in 6 months, $120 in 7 months, and $160 in 10 months ;...

Arithmetic, designed for academies and schools, with answers

Charles DAVIES (LL.D.) - 1843 - 348 σελίδες
...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...

The National Arithmetic: On the Inductive System, Combining the Analytic and ...

Benjamin Greenleaf - 1843 - 340 σελίδες
...following RULE.* s Multiply each payment by the time, at which it is due ; then divide ihe sum of llie 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 months, $100 in 5 months,...

Introduction to The National Arithmetic, on the Inductive System: Combining ...

Benjamin Greenleaf - 1844 - 204 σελίδες
...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, $250 of which is to be paid in...

Introduction to The National Arithmetic: On the Inductive System; Combining ...

Benjamin Greenleaf - 1844 - 208 σελίδες
...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 wiU be the true time required. 8. John Smith owes a merchant, in Boston, $ 1000, $250 of which is to...

The National Arithmetic, on the Inductive System: Combining the Analytic and ...

Benjamin Greenleaf - 1844 - 352 σελίδες
...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 unit be the true time required. 2. A owes B $300, of which $50 is to be paid in 2 months, $100 in 5...

Engineers' and Mechanics' Pocket-book ...

Charles Haynes Haswell - 1844 - 298 σελίδες
...11.34-5-7.56= 1.5 years, Ans. EQUATION OF PAYMENTS. Multiply ench sum by its time of payment in days, and divide the sum of the products by the sum of the payments. EXAMPLE.— A owes B $300 in 15 days, $60 in 12 days, and $350 in 20 days ; when is the whole due .!...

Arithmetic Designed for Academies and Schools: With Answers

Charles Davies - 1844 - 666 σελίδες
...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 : tlie quotient will lie the mean time. 2. B owes A $600 : $200 is to be paid in two months, $200 in...

The National Arithmetic on the Inductive System

Benjamin Greenleaf - 1845 - 334 σελίδες
...propriety of the followiiir 14* 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 months, $100 in 5 months, and...

Greenleaf's Introductory Arithmetic

Benjamin Greenleaf - 1845 - 222 σελίδες
...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, $250 of which is to be paid in...




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