 | Mathematics - 1801 - 426 pages
...rates and quantities of the sev* eral simples given, RULE.* ' Multiply each quantity by its rate ; then divide the sum. of the products by the sum of the quantities, or the whole composition, * The truth of this rule is too evident to need a demonstration. NOTE. If... | |
 | James Noyes - Arithmetic - 1808 - 152 pages
...times, so that neither party may be a loser. RULE. Multiply each payment by the time at which it is due, and divide the sum of the products by the sum of the payments; the quotient will be the equated time. EXAMPLES. 1. A owes B 228O dollars, to be paid as... | |
 | James Thompson - Arithmetic - 1808 - 172 pages
...the whole debt to do wflich the following is the common RULE — Multiply each payment by its time, and divide the sum of the products by the sum of the. payments ; the quoticut will be the equated tint«. EXAMPLES. 1. A. owes B. g600 to pay at 40 days,... | |
 | Daniel Adams - Arithmetic - 1810 - 180 pages
...find the mean time for several payments, — RUt.E : — 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 rale is founded on the supposition, that... | |
 | Edward Augustus Kendall - Encyclopedias and dictionaries - 1811 - 962 pages
...lb. of the mixture. Rule. Multiply each quantity by its rate and add all the products together, then divide the sum of the products, by the sum of the quantities, and the quotient will be the rate sought. Thus in the example, lb. s. 6 CX 5K — !«and 14) 78 (St.... | |
 | Edward Augustus Kendall - 1811 - 466 pages
...lb. of the mixture. Rule. Multiply each quantity by its rate and add all the products together, then divide the sum of the products, by the sum of the quantities, and the quotient will be the rate sought. Thus in the example, Ib. «. 8 6 II 48 and 14) 78 (5s. 6rfJ... | |
 | Jeremiah Joyce - Arithmetic - 1812 - 276 pages
...either to the holder or receiver. "Rtit'E. Multiply each payment by the time at which it becomes due, and divide the sum of the products by the sum •of the payments, and the quotient will be the medium time required. Ex. 1. I have to receive £967 in notes,... | |
 | Arithmetic - 1818 - 251 pages
...rates and quantities of the several simples given. RULE. Multiply each quantity by its rate ; then divide the sum of the products by the sum of the quantities,...quotient will be the rate of the compound required. EXAMPLES. 1. Suppose 15 bushels of rye, at 64 cts. pr. bushel, 18 bushels of corn, at 55 cts. pr. bushel,... | |
 | George G. Carey - Arithmetic - 1818 - 574 pages
...either to debtor or creditor. RULE. Multiply each sum by the time it has to run, before it be due, and divide the sum of the products by the sum of the debU. The quotient is the equated time of payment*. EXAMPLE. A merchant owes £89., due this day, 1st... | |
 | Thomas Keith - Arithmetic - 1822 - 332 pages
...Multiply the first supposition by the second error, and the second supposition by the first error, and divide the sum of the products by the sum of the errors, if they are differently marked ; or the difference of the products by the difference of the... | |
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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. 
