| Calvin Tracy - Arithmetic - 1840 - 311 pages
...following rule : RULE. — Multiply each payment by the time which must elapst before it becomes due, and **divide the sum of the products by the sum of the payments.** 2. A. owes me $50, payable in 4 months ; $100, payable in 10 months ; and $150, payable in 16 months.... | |
| Benjamin Greenleaf - Arithmetic - 1841 - 314 pages
...same as $19 for j'5 of 152 months, which is 8 months, as before. Hence the propriety of the following **RULE. * Multiply each payment by the time, at which...of the 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,... | |
| Charles Guilford Burnham - Arithmetic - 1841 - 312 pages
...75-rl5=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 as follows : $100... | |
| Daniel Adams - Arithmetic - 1848 - 306 pages
...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; $325'50,... | |
| John Husband (math. master, Berwick.) - 1841
...made for the whole ? Ans. 7 months. EQUATION OF RATES. RULE.— Multiply each quantity by its rate, **then divide the sum of the products by the sum of the** quantities, and the quotient will be the rate of the compound. EXERCISES. 1. What is the average rate... | |
| Benjamin Greenleaf - Arithmetic - 1842 - 174 pages
...same, as $ 100 for ffa of 640 months, which is 8 months and 12 days, as before. Hence the following **RULE. Multiply each payment by the time at which it...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... | |
| Nathan Daboll - Arithmetic - 1843 - 240 pages
...Payments is the method of finding the mean time to pay at once several debts, due at different times. **RULE. Multiply each payment by the time at which it...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,... | |
| Arithmetic - 1843 - 129 pages
...different times 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... | |
| Benjamin Greenleaf - Arithmetic - 1843 - 314 pages
...for ,'5 of 152 months, which is 8 months, as before. Hence the propriety of the 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.... | |
| Charles Davies - Arithmetic - 1843 - 12 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, $200 in... | |
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