| Benjamin Greenleaf - Arithmetic - 1857 - 336 pages
...payment of the whole. Hence the following RULE. — Multiply each payment by its own time of credit, **and divide the sum of the products by the sum of the** payments. NOTE 1. — This is the rule usually adopted by merchants, hut it is not perfectly correct... | |
| Charles Guilford Burnham - 1857 - 342 pages
...75-7-15 = 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... | |
| Charles Guilford Burnham - Arithmetic - 1857 - 328 pages
...5-4-15 = 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... | |
| Horace Mann, Pliny Earle Chase, Phiny Earie Chase - Arithmetic - 1857 - 394 pages
...several debts . Multiply each charge by the time which has elapsed from the date of the first bill, **and divide the sum of the products by the sum of the** bills. To find the equated time for the settlement of an account, in which there are both debits and... | |
| James Stewart Eaton - Arithmetic - 1857 - 376 pages
...becomes due to the time when each of the others is due ; multiply each of these bills by its time, **and divide the sum of the products by the sum of the** bills ; the quotient will be the number of days from the time of the earliest payment to the equated... | |
| Horace Mann, Pliny Earle Chase - Arithmetic - 1857 - 388 pages
...several debts . Multiply each charge by the time which has elapsed from the date of the first billy **and divide the sum of the products by the sum of the** Mils. To find the equated time for the settlement of an account, in which there are both debits and... | |
| David Price - Arithmetic - 1858 - 264 pages
...average or mean time, where there are debus only. RULE. — Multiply each debt by the time it has to run, **and divide the sum of the products by the sum of the** debts ; the quotient will be the average time for the payment of the whole amount of the debts. PROOF.... | |
| Charles Guilford Burnham - 1859 - 338 pages
...whole mixture; then $2.30-^-18 Ibs. = 12* cts., the worth of 1 pound of the mixture. Hence the RULE. **Multiply each quantity by its price, and divide the...by the sum of the quantities. The quotient will be** tlie rate of the compound required. EXAMPLES. 2. A grocer mixes sugar, 5 Ibs. at 6 cts., 8 Ibs. at... | |
| Horatio Nelson Robinson - Arithmetic - 1859 - 352 pages
...of 6 months on $30, because 30 X 6= 180 X 1. RULE. I. 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. II. Add the average term of credit to the... | |
| Chambers W. and R., ltd - 1859 - 344 pages
...quality ; add all the products together into one sum, and all the quantities into another sum ; then **divide the sum of the products by the sum of the quantities** — and the quotient will be the required rate or quality of the composition. Example. — If four... | |
| |