| 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 Davies - Arithmetic - 1844 - 356 pages
...payments.) Hence, we have the following v 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 four months, and $200 in six... | |
| 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 due .!... | |
| 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, $200 in... | |
| Benjamin Greenleaf - Arithmetic - 1844 - 208 pages
...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... | |
| Benjamin Greenleaf - Arithmetic - 1844 - 204 pages
...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,... | |
| Benjamin Greenleaf - Arithmetic - 1844 - 352 pages
...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... | |
| 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.... | |
| 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... | |
| Daniel Adams - Arithmetic - 1845 - 272 pages
...To find the mean time for several paymeats, — RULE i — Multiplyeach sum ?ty its time of paymeat, and divide the sum of the products by the sum of the paymeats, and the quotieat wlll be the answer. Note. Thia rule is founded on the supposition, that... | |
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