The Business Man's Arithmetic: Containing an Application of a Natural Principle of Numbers to the Solution of All Business Problems, Independent of Set Rules, and with Fewer Figures Than are Used in Operating with Any Other Method Known to Business Men

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Whitaker and Ray Company (incorporated), 1902 - Arithmetic - 71 pages
 

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Page 33 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Page 235 - To measure a Parallelogram, or long square. RULE. Multiply the length by the breadth, and the product will be the area or superficial content.
Page 256 - COUNTING. 12 units or things make 1 dozen. 12 dozen " 1 gross. 12 gross " 1 great gross. 20 units
Page 66 - The Rate of Interest is the price paid for the use of one dollar. The Amount is the principal with the accrued interest added. As in Percentage there are five facts to be considered, viz. : Principal, Rate per annum, Interest, Time and Amount. APPLICATION OF PERCENTAGE. The Principal is treated as the Base. The Rate, or price paid per annum, is treated as the Rate. The Interest is treated as the Percentage. The Principal and Interest is treated as the Amount.
Page 225 - ... must a ladder be to reach from the outside of the ditch to the top of the castle?
Page 99 - To find the interest of any sum at 6 per cent, per annum for any number of months and days.
Page 232 - Gth, 8th, 9th and 12th powers, may be obtained more readily, thus : For the 4th root, take the square root of the square root. For the 6th, take the square root of the cube root. For the 8th, take the square root of the 4th root. For the 9th, take the cube root of the cube root.
Page 204 - And there will be found to be a diiference in measuring corn in this mode, between fall and spring, because it shrinks very much in the winter and spring, and settles down. When the crib is flared at the sides. RULE. — Multiply half the sum of the top and bottom widths in feet by the perpendicular height in feet, and that again by the length in feet, which last product multiply by . 63 for heaped bushels of ears, and by .42 for the number of bushels of shelled corn.
Page 85 - Interest is premium paid for the use of money, goods, or property. It is computed by percentage — a certain per cent, on the money being paid for its use for a stated time. The money on which interest is paid is called the PRINCIPAL. The per cent, paid is called the RATE ; the principal and interest added together is called the AMOUNT. When a rate per cent, is stated, without the mention of any term of time, the time is understood to be 1 year. The...
Page 197 - Ans. 19TVff galls. Casks are usually regarded as the two equal frustums of a cone, and are very accurately gauged by three dimensions as follows : — To measure a cask by three dimensions. 1st. Add the bung and head diameters in inches, and divide by 2 for the mean diameter.

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