Howard's Art of Computation and Golden Rule for Equation of Payments for Schools, Business Colleges and Self-culture ...

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C. Frusher Howard, 1879 - 118 páginas
 

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Página 75 - Multiply each debt by its term of credit, and divide the sum of the products by the sum of the debts. The quotient will be the average term of credit.
Página 35 - RULE. Divide as in whole numbers, and from the right hand of the quotient point off as many places for decimals as the decimal places in the dividend exceed those in the divisor.
Página 45 - Exactness requires the addition, to every three hundred bushels, of one extra bushel. The foregoing rule may be used for finding the number of gallons, by multiplying the number of bushels by 8. If the corn in the box is in...
Página 103 - In Board Measure all boards are assumed to be 1 in. thick. A board foot is 1 ft. long, 1 ft. wide, and 1 inch thick ; hence 12 board feet make 1 cubic foot. Board feet are changed to cubic feet by dividing by 12.
Página 5 - An Abstract Number is a number used without reference to any particular thing or quantity.
Página 29 - Multiply the numerators together for a new numerator, and the denominators together for a new denominator.
Página 45 - Now, an ordinary-sized man can train himself to cover one yard at a stride, on the average, with sufficient accuracy for ordinary purposes. To make use of this means of measuring distances, it is essential to walk in a straight line ; to do this, fix the eye on two objects in a line straight ahead, one comparatively near, the other remote ; and, in walking...
Página 54 - General rule for measuring timber, to find the solid contents in feet. RULE. — Multiply the depth in inches by the breadth in inches, and then multiply by the length in feet, and divide by 144. To find the number of feet of timber in trees with the bark on. RULE. — Multiply the square of one-fifth of the circumference in inches, by twice the length, in feet, and divide by 144.
Página 44 - How to measure grain. RULE. — Level the grain ; ascertain the space it occupies in cubic feet; multiply the number of cubic feet by 8, and point off one place to the left.
Página 37 - Ratio is the relation which one quantity bears to another of the same kind, the comparison being made by considering what multiple, part, or parts, one quantity is of the other.

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