 | 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... | |
 | 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,... | |
 | Benjamin Greenleaf - Arithmetic - 1842 - 184 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, $250 of which is to be paid in... | |
 | Nathan Daboll - Arithmetic - 1843 - 254 pages
...several debts, due at different times. 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 answer. EXAMPLES. 1. A owes B $380, to be paid $100 in 6 months, $120 in 7 months, and $160 in 10 months... | |
 | Benjamin Greenleaf - Arithmetic - 1843 - 340 pages
...following RULE.* s Multiply each payment by the time, at which it is due ; then divide ihe sum of llie products by the sum of the payments, and the quotient will be the true time required. • 2. A owes B $300, of which $50 is to be paid in 2 months, $100 in 5 months,... | |
 | Charles DAVIES (LL.D.) - Arithmetic - 1843 - 348 pages
...for the payment of the whole ? OPERATION. We here multiply each sum 200x2= 400 by the time at which it becomes due, and divide the sum of the products by the sum of 200x4= 800 200x6=1200 600 )24|00 ~ the payments. Ans. 4 months. 3. A merchant owes $600, of... | |
 | Benjamin Franklin Foster - Negotiable instruments - 1843 - 142 pages
...business use the following general RULE. Multiply the amount of each debt by the time it has to run till it becomes due, and divide the sum of the products by the amount of the debt ; the quotient is the average or equated time of payment. Thus the equated time... | |
 | 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*.... | |
 | 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, $250 of which is to be paid in... | |
 | Charles Davies - Arithmetic - 1844 - 666 pages
...^the sum of the 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... | |
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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. 
