 | George Leonard - 1841 - 356 pages
...either 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,... | |
 | Charles Guilford Burnham - Arithmetic - 1841 - 324 pages
...cts., the worth of 1 lb. of the mixture. Hence the RULE. . • Multiply each quantity by ils price, and divide the sum of the products by the sum of the quantities. The quotient will be the rate of the compound required. EXAMPLES. 2. A grocer mixes sugar,... | |
 | Daniel Adams - Arithmetic - 1848 - 316 pages
...6-j-days, Ans. Hence, To find the mean time of several payments, Multiply each sum by 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;... | |
 | Arithmetic - 1843 - 142 pages
...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... | |
 | Charles DAVIES (LL.D.) - Arithmetic - 1843 - 348 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,... | |
 | W. H. CRANK - Arithmetic - 1843 - 340 pages
...mean rate of the mixture. RULE. — Multiply each quantity by its value for a unit of the quantity, and divide the sum of the products by the sum of the quantities. (1) 10 galls, of brandy at 16s. 4d., were mixed with 36 at 8*., 45 at 6*., and 18 at 10*.... | |
 | Charles Haynes Haswell - Engineering - 1844 - 298 pages
...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... | |
 | Charles Davies - Arithmetic - 1844 - 666 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 : tlie quotient will lie the mean time. 2. B owes A $600 : $200 is to be paid in two months,... | |
 | Benjamin Wood Foster - 1845 - 166 pages
...debts, 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, at 4 months' credit.... | |
 | Alexander Jamieson - Mechanics - 1845 - 572 pages
...the magnitude or density of each body, by its respective distance from the beginning of the system, and divide the sum of the products by the sum of the bodies for the distance of the centre of gravity sought The following examples will suffice for 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. 
