 | Wardhaugh Thompson - 1771 - 322 pages
...principal: which being wrought according to the Rule of Three , gives 460 for the aafwer. , SECTION 7th. TO find the rate per cent, •when the amount, time* And principal are given, Rule. Firft from the amomt, ftbtrafl the principal. and the difference will be the intereft of ihe faid principal,... | |
 | John Thomas Hope - Arithmetic - 1790 - 428 pages
...will amount to 100,000 rupees at 1 1 per cent per annum ? Anfwer dolors, i ja. 5p J°° CASE VIII. To find the rate per cent when the amount, time and principal arc given. RULE. As the principal Is to the intereil for the whole time ; So is too To its intereil... | |
 | L. I. M. Chevigné - Mathematics - 1807 - 294 pages
...years and 6 months. and at 41 per cent. per annum, will amount to 85d£. 10a ? Ans. 6.00^. SECOND CASE. To find the rate per cent, when the amount, time and principal are given. RULE. Subtract the principal from the amount, to have the whole interest, and then make the following proportion.... | |
 | Elijah H. Hendrick - Arithmetic - 1810 - 220 pages
...intereft for 9 years and sis months at 4! per cent per annnm, will amount to £856 lot. Ans. £fioo. To find the rate per cent, when the amount, time,...principal, are given. RULE. — As the principal is to the intereft for the whole time, fo is £loo to the intereft of the fame time. Divide the intereft by the... | |
 | Zachariah Jess - Arithmetic - 1810 - 222 pages
...annum, will amount to 856/ 10*.? ans. 60W. CASE 6. M ^. To find the rate per cent, when the ameunt, time, and principal are given ; RULE. As the principal, '' ?• Is to the Interest of the whole time ; ij^Soie 100/. To its interest for the same time. Divide the interest last found... | |
 | Arithmetic - 1811 - 210 pages
...principal at interest for 4 years, at 5 per cent, per annum, will amount to g 571 20? Ans. 476 dols. CASE 6. To find the rate per cent, when the amount, time and principal are given. RULE. As the product of the time and principal, Is to the interest for the whole time ; So is 100 pounds, or dollars,... | |
 | Zachariah Jess - Arithmetic - 1813 - 226 pages
...interest for 9 years and 6 months, at 4* per cent, per annum, will amount to 856/ ICA? ans. 600/. CASE G. To find the rate per cent, when the amount, time,...given.. RULE. As the principal, Is to the interest of the whole time j. So is ico/. To its interest for the same time. Divide the interest last found... | |
 | Charles Vyse - Arithmetic - 1815 - 342 pages
...Case 9. When the principal, amj)ujit, and time are given, to find the rate per cent. RULE. 1. Say, As the principal ' is to the interest, for the whole time ; ; so is 100l. ; to the interest for the same time. 2. Divide that interest by the given time, and the quotient... | |
 | Arithmetic - 1817 - 212 pages
...at interest for 4 years, at 5 per cent, per annum, will amount to $571.20? Ans. 476 dois. CASE С. To find the rate per cent, when the amount, time and principal are given. ROLE. Subtract the principal from the amount, and the remainder will be the interest for the given... | |
 | Thomas Dilworth - Arithmetic - 1818 - 222 pages
...Case 6. Q» HOTV is the rale per cent, found when the amount, Sigic aud principal are given ? A. 1. As the principal. Is to the interest for the whole time : So is IO0l. To its interest for the same time. 2. Divide the interest last found by the time, and the quotient... | |
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... 2. What principal at interest for 10 years, at 6 per cent, per annum, will amount to 1300L.? 
