Modern Commercial Arithmetic

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Powers & Lyons, 1902 - 299 σελίδες
 

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Σελίδα 82 - Thirty days hath September, April, June, and November ; All the rest have thirty-one, Except the second month alone, Which has but twenty-eight, in fine, Till leap year gives it twenty-nine.
Σελίδα 79 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints — 1 quart (qt...
Σελίδα 80 - Weight This is used to. some extent in filling prescriptions. The grain, ounce, and pound are the same as in troy weight, but the ounce is divided differently. 20 grains (gr.) = 1 scruple . . . sc. or 3 3 scruples = 1 dram . . . dr. or 3 8 drams = 1 ounce . . . oz. or 5 12 ounces = 1 pound . . . Ib. or ft Apothecaries...
Σελίδα 77 - LENGTH 12 inches (in.) =1 foot (ft.) 3 feet = 1 yard (yd.) 5\ yards, or 16| feet = 1 rod (rd.) 320 rods, or 5280 feet = 1 mile (mi.) SQUARE MEASURE 144 square inches (sq.
Σελίδα 78 - CUBIC MEASURE. 1728 cubic inches (cu. in. ) = 1 cubic foot (cu. ft.).
Σελίδα 52 - Multiplying or dividing both terms of a fraction by the same number does not change the value of the fraction.
Σελίδα 80 - 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 35 - Similarly, any term may be transposed from one member of an equation to the other by changing its sign.
Σελίδα 32 - Multiplying or dividing both Dividend and Divisor by the same number does not change the Quotient.
Σελίδα 79 - SQUARE MEASURE 625 square links 1 square rod 16 square rods 1 square chain 10 square chains .... 1 acre 640 acres 1 square mile 36 square miles 1 township...

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