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" Multiply each debt by its term of credit, and divide the sum of the products by the sum of the debts. The quotient will be the average term of credit. "
The civil service arithmetic. [With] A key. [With] A key - Σελίδα 158
των Robert Johnston (F.R.G.S.) - 1879
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Arithmetic Modernised: Or, A Complete System of Arithmetic, Adapted to ...

John Davidson, Robert Scott (writing master) - 1818 - 190 σελίδες
...either party, men in business use the following RULE. Multiply each debt by the time it has to run, then divide the sum of the products by the sum of the debts, the quotient is the time at which all the money ought to be paid, nearly. EXAMPLE. A. owes to B. £25...

The North American Arithmetic: Part Third, for Advanced Scholars, Τόμος 3

Frederick Emerson - 1834 - 300 σελίδες
...of them by the sum of the debts. RULE. Multiply each debt by the time, in which it is payable, and divide the sum of the products by the sum of the debts: the quotient will be the equated time. 1. If I owe you 50 dollars payable in 4 months, 75 dollars payable...

Treatise on Arithmetic, in Theory and Practice: With an Appendix, Containing ...

James Thomson (LL.D.) - 1837 - 296 σελίδες
...of the whole, is called EQUATION OF PAYMENTS. RULE I. (1.) Multiply each debt by the time that must elapse before it will become due. (2.) then divide the sum of the products thus obtained by the sum of the debts, and the quotient will be the time required. When the products...

The North American Arithmetic: For Advanced Scholars. part third

Frederick Emerson - 1839 - 300 σελίδες
...oi them by the sum of the debts. RULE. Multiply each debt by the time, in which it is payable, and divide the sum of the products by the sum of the debts: the quotient will be the equated time. 1. If I owe you 50 dollars payable in 4 months, 75 dollars payable...

A Practical Treatise on Arithmetic, [etc.].

George Leonard - 1841 - 356 σελίδες
...debtor or creditor, merchants usually Multiply each debt by the time to elapse before it is due, and divide the sum of the products by the sum of the debts. Though this method is inaccurate it is easy, and experiment shows it may be employed without much error,...

A Practical Treatise on Arithmetic: Wherein Every Principle Taught is ...

George Leonard - 1841 - 356 σελίδες
...debtor or creditor, merchants usually Multiply each debt by the time to elapse before it is due, and divide the sum of the products by the sum of the debts. Though this method is inaccurate it is easy, and experiment shows it may be employed without much error,...

A Practical Treatise on Arithmetic ...: Combining the Useful Properties of ...

George Leonard (jr.) - 1841 - 352 σελίδες
...debtor or creditor, merchants usually Multiply each debt by the time to elapse before it is due, and divide the sum of the products by the sum of the debts. Though this method is inaccurate it is easy, and experiment shows it may be employed without much error,...

A Treatise of Arithmetic: Designed for the Use of the Elementary Schools ...

1843 - 142 σελίδες
...times may be paid at once. RULE. Multiply each debt by the time which must elapse before it is due ; then divide the sum of the products by the sum of the debts for the equated time nearly. 1. A owes me £150 in 40 days, £70 in 60 days, £200 in 105 days ; at...

Practical System of Book-keeping by Double & Single Entry

Benjamin Wood Foster - 1845 - 166 σελίδες
...due at different periods of time. RULE. Multiply each amount by the time in which it is payable, and divide the sum of the products by the sum of the debts ; the quotient will be the equated time of payment EXAMPLES. 1. Bought of Silas Pierce & Co. аз follows,...

The American Arithmetic

James Robinson (of Boston.) - 1847 - 304 σελίδες
...each debt by the number of days, months, or years, between its date and the time it becomes due, and divide the sum of the products by the sum of the debts; the quotient will be the average or mean time for the payment of the sum of 'all the debts. 1. William...




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