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" The amount, principal, and rate per cent, given, to find the time. RULE. Subtract the principal from the amount; divide the remainder by the product of the ratio and principal; and the quotient -will be the time. EXAMPLES. 1. In what time will 950 dols.... "
Daboll's Schoolmaster's Assistant: Improved and Enlarged : Being a Plain and ... - Page 159
by Nathan Daboll - 1813 - 240 pages
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Daboll's Schoolmaster's Assistant: Improved and Enl. ...

Nathan Daboll - Arithmetic - 1837 - 262 pages
...cent. ? Jlns. £645 15s. CASP III. The amount, principal, and time given, to find the ratio. HULE. — Subtract the principal from the amount, divide the remainder by the product of the time and principal, and the quotient will be the ratio. EXAMPLES. From the amount = 1235,975 Take the...
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Complete Schoolmaster's Assistant: Being a Plain Comprehensive System of ...

Nathan Daboll - 1839 - 220 pages
...$127,50 interest in 8£ years ? Ans. 3 per cent. CASE IV. The principal, rate per cent, and amount given, to find the time. RULE. Subtract the principal from the amount, and the remainder will be the interest. 2, Divide the interest by the product of the ratio and principal,...
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The North American Arithmetic: For Advanced Scholars. part third

Frederick Emerson - Arithmetic - 1839 - 300 pages
...in order to amount to 98 cents, in 2 years ? PROBLEM in. The principal, -rate per cent., and amount given, to find the time. RULE. Subtract the principal from the amount, and the remainder will be the interest. Divide the interest by the principal, and the quotient will...
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Daboll's Complete Schoolmaster's Assistant Being a Plain Comprehensive ...

Nathan Daboll - Arithmetic - 1843 - 254 pages
...Subtract the principal from the amount, and the remainder will be the interest. 2. Divide the interest by the product of the ratio and principal, and the...will be the time. EXAMPLES. 1 . In what time will $325 amount to $390, at 5 per cent per annum ? $390,00 325,00 325 X 05 = 16,25)65,00(4 years, Ant....
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Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical ...

Nathan Daboll - 1843 - 260 pages
...5J per cent f J«, £<>« 1os. CASc< ill. The amount, principal and time given, to find the ratio. RULE. — Subtract the principal from the amount, divide the remainder by the product of the time and principal, and the quotient will be the ratio. ".XAMI,l. RS. I. At what rate per cent. will...
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The United States Arithmetic: Designed for Academies and Schools

William Vogdes - Arithmetic - 1847 - 324 pages
...whole interest, so is one year to the time required. Or, divide the interest by the product of the rate and principal, and the quotient will be the time. EXAMPLES. 1. In what time will $525 amount to $708.75, at 5 per ct. ? $525 Amount $708.75 .05 Principal 525. $26.25 interest for 1...
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Daboll's Complete Schoolmaster's Assistant: Being a Plain Comprehensive ...

Nathan Daboll, David Austin Daboll - Arithmetic - 1849 - 260 pages
...$127, 50 interest in 8£ years 1 Ans. 3 per cent. CASE IV. The principal, rate per cent, and amount given, to find the time.' RULE. Subtract the principal from the amount, and the remainder will be the interest. 2. Divide the interest by the product of the ratio and principal,...
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The parallel arithmetic

W H. Wingate - 1865 - 150 pages
...principal will gain £182 7s. in 5j years, at 5i per cent. ? When the Principal, Amount, or Interest are given, to find the Time. Rule, — Subtract the principal from the amount, and it will give the whole interest; then as one year's interest of the principal is to the whole interest,...
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Walkinghame's Tutor's Assistant ... Revised, corrected, and modernized, by E ...

Francis WALKINGAME - 1868 - 154 pages
...£376 19s. 11-52d. in 5 years 1 Ans. 3£ per cent. When the Amount, Principal, and Rate per cent. are given, to find the Time. RULE. — Subtract the principal from the amount, and divide the remainder by the product of the principal and rate per cent. (13) In what time will...
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Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain ...

Nathan Daboll - Arithmetic - 1825 - 258 pages
...cent. CASE IV. The amount, principal, and rate per cent, given, to find the time. RULE. Subtract -t^e principal from the amount ; divide the remainder by the product of the ratio and principal ; and the quotiem will be the time. EXAMPLES. 1. In what time will 950 dols. 75 cts. amount to 1285 dollars,...
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