The Prussian Calculator: By which All Business Calculations are Performed by One Rule ; with an AppendixPower Press of E. Shepard, 1846 - 191 ページ |
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12 days 12 feet 15 inches 20 feet 9 months acres answer axle bush bushels cost bushels of wheat cancel cask cause ciphers circle circumference cloth cost convex surface cube root cubic cylinder decimal decimal fraction denomination that corresponds diame divisor dollars equal EXAMPLES factors feet deep feet high feet in length feet long feet wide find the solidity frustrum fulcrum gain gallons given number horses improper fraction inches diameter inclined plane inferior denomination least common denominator left place lever long arm lowest terms man's share miles mixed number multiplicand Multiply Nonagon pence Place the square pounds power applied principle PRUSSIAN CALCULATOR quotient rate per cent Reduce Required the interest revolutions per minute rhombus rods rule screw sexagesimal shillings short arm side slant height specific gravity square root subtract triangle vulgar fraction wheel whole number yards cost yards of cloth
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30 ページ - Interest, the surplus of interest must not be taken to augment the principal ; but interest continues on the former principal until the period when the payments, taken together, exceed the interest due and then the surplus is to be applied towards discharging the principal, and interest is to be computed * * * as aforesaid.
176 ページ - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
19 ページ - If a man travel 240 miles in 12 days, when the days are 12 hours long, in how many days will he travel 720 miles, when the days are 16 hours long? Ans. 27 days.
137 ページ - Ans. 10 feet. 16. A wall is 32 feet high, and a ditch before it is 24 feet wide ; what is the length of a ladder that will reach from the top of the wall to the opposite side of the ditch ? Ans.
30 ページ - The Rule for casting interest, where partial payments have been made, is to apply the payment, in the first place, to the discharge of the interest then due. If the payment exceeds the interest, the surplus goes toward discharging the principal, and the subsequent interest is to be computed on the balance of principal remaining due. If the payment be less than the interest, the surplus of...
174 ページ - TABLE. 16 Drams (dr.) make 1 Ounce, oz. 16 Ounces " 1 Pound, Ib. 25 Pounds " 1 Quarter, qr. 4 Quarters " 1 Hundred Weight, cwt. 20 Hundred Weight
95 ページ - To reduce a mixed number to an improper fraction. Multiply the whole number by the denominator of the fraction, and to the product add the given numerator.
177 ページ - TABLE. 2 pints (pts.) make - 1 quart, - marked - qt. 8 quarts ----- 1 peck, ----- pk. 4 pecks ----- 1 bushel, ----- bu. 36 bushels ----- 1 chaldron, - - - - ch.
156 ページ - ... of the last product will be the solidity. EXAMPLES. 1. How many solid feet are there in a wedge whose base is 5 feet...
92 ページ - A vulgar fraction is a part, or parts of a unit or integer expressed by two numbers, placed one above the other, with a line drawn between them; as -i one fourth, f two thirds. The number above the line is called the numerator, and that below the line the denominator.