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altitude amount angle annex Answer apples base bought bunker called cents cipher circle column common contained cost cube cubic feet cubic inches cylinder decimal denominator diameter Divide dividend division divisor dollar engine equal Example Explanation expressed factor figure five foot four fourth fraction gallons gear given gives greater Hence hundred hundredths indicated integer lathe lead length less means measure miles minutes Multiply obtain operation ounces pair period piece pounds prime proportion pump quantities quotient ratio received Reduce remainder result RULE screw ship sides simple Solution square feet square inches square root steam stud subtract surface taken taper tens tenths third thousand thousandths threads per inch tons trial triangle units volume weighs write written yards
Σελίδα 15 - Multiplication is the process of taking one number as many times as there are units in another.
Σελίδα 28 - TROY WEIGHT. 24 grains (gr.) = 1 pennyweight (pwt.). 20 pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (lb.). 351. Apothecaries' weight is used in mixing medicines and in selling them at retail. APOTHECARIES
Σελίδα 118 - Divide the continued product of the mean effective pressure in pounds per square inch, the length of the stroke in feet,, the area of the piston in square inches, and the number of strokes per minute, by 33,000 ; the result will be the horsepower.
Σελίδα 30 - COUNTING. 12 units or things make 1 dozen. 12 dozen " 1 gross. 12 gross " 1 great gross. 20 units
Σελίδα 33 - Write the remaining numbers in a horizontal line, and divide by any prime number that will exactly divide two or more of them, placing the quotients and the undivided numbers in a line beneath.
Σελίδα 115 - A sphere is a solid bounded by a curved surface, every point of which is equally distant from a point within called the center.
Σελίδα 87 - ... 9,801; with three figures 999, and 999' = 998,001; with four figures 9,999, and 9,999' = 99,980,001, etc. In each of the above it will be noticed that the square of the number contains just twice as many figures as the number. In order to find the square root of a number, the first step is to find how many figures there will be in the root. This is done by pointing off the number into periods of two figures each, beginning at the right.
Σελίδα 19 - The dividend is the number to be divided. The divisor is the number by which we divide.