 | Indiana. State Board of Education - 1886 - 360 σελίδες
...325.—Rule for finding the time, when the principal, interest and rate per cent, are given.—Divide the given interest by the interest of the principal for 1 year at the given rate, and reduce the decimal, if any, to months and days. WRITTEN EXERCISES. In what time will — 2. $160... | |
 | Andrew Jackson Rickoff - 1886 - 688 σελίδες
...the given time. 233. IV. To find the Time (principal, interest, and rate % being given). Rule, — Divide the given interest by the interest of the principal for 1 year at the given rate %. ORAL EXERCISES. 1. What sum must I invest to yield $54 interest per year at 6 % ? To yield $90 in... | |
 | Edward Sylvester Ellis - 1889 - 370 σελίδες
...325. — Rule for finding the time, when the principal, interest and rate per cent, are given. — Divide the given interest by the interest of the principal for 1 year at the given rate, and reduce the decimal, if any, to months and days. Formula. — Time. = interest -*- (principal x... | |
 | Emerson Elbridge White - 1883 - 370 σελίδες
...ART. 291. Formula: Time = interest -¡-(principal X rate fá). ART. 292. To find the time: Bule.— Divide the given interest by the interest of the principal for 1 year, at the given rate per cent. PROBLEM IV. INTEREST, RATE РBВ CENT, AND ТШB GIVEN TO FIND THE PRINCIPAL. 24. What principal will... | |
 | Henry Bartlett Maglathlin - 1896 - 392 σελίδες
...months. 109. The interest of $ 140 is $ 49 at 7 %. How long has it been on interest ? 267. Rule to flnd the Time. Divide the given interest by the interest of the principal for one year, and the quotient will be the time. FORMULA, t = i -f- (p X r). 110. How long must $ 98 be... | |
 | Charles Edward White - 1897 - 312 σελίδες
...1 year, $60 is the interest for as many years as $15 is contained times in $60 = 4 years. Rale. — -Divide the given interest by the interest of the principal for 1 year. 2. In what time will $600 yield $91.50 interest at 6%? $600 x .00 = $36, interest on principal for... | |
 | Frank H. Hall - 1898 - 296 σελίδες
...$97.50. It is contained 2)4 times; so in 2% years W60 will gain 807.50. Observe that by either method we divide the given interest by the interest of the principal for 1 year at the given rate. Geometry. 274. THE AREA OF A RHOMBOID.* 1. One side of a rhomboid may be regarded as its base. The... | |
 | Frank H. Hall - 1898 - 332 σελίδες
...It is contained 2!4 times; so in 2^4 years (660 will gain 997.50. Observe that by either method we divide the given interest by the interest of the principal for 1 year at the given rate. Geometry. 274. THE AREA OF A RHOMBOID.* 1 . One side of a rhomboid may be regarded as its base. The... | |
 | Frank H. Hall - 1899 - 462 σελίδες
...$97.50. It is contained 2j times ; so in 2J years $650 will gain $97.50. Observe that by either method we divide the given interest by the interest of the principal for 1 year at the aiven rate. Geometry. 274. THE AREA OF A RHOMBOID.* 1. One side of a rhomboid may be regarded as its... | |
 | Charles Edward White - 1901 - 472 σελίδες
...$ 60 is the interest for as many years as $ 15 is contained times in $ 00 = 4 years. Rule.—Divide the given interest by the interest of the principal for 1 year. 2. In what time will $600 yield $91.50, interest at 6%? $ 600 x .06 = $ 36, interest on the principal... | |
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Or, make the given interest the numerator, and the interest of the principal for 1 year at the given rate the... 
