Mental Arithmetic Upon the Inductive Plan: For Beginners

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Robert S. Davis, 1846 - 72 σελίδες
 

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Σελίδα 61 - 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 52 - Weight is used by apothecaries and physicians in weighing medicines for prescriptions, but medicines are bought and sold by avoirdupois weight. TABLE. 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 Ib Apothecaries' Liquid Measure is used in compounding and measuring liquid medicines.
Σελίδα 54 - Measure 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 55 - Inches make 1 Nail, na. 4 Nails " 1 Quarter of a yard, qr. 4 Quarters " 1 Yard,
Σελίδα 26 - Zone rate zone rate zone rate zone rate zone rate zone rate zone rate 1 pound 2 pounds 3 pounds 4 pounds 5 pounds 6 pounds 7 pounds 8 pounds 9 pounds...
Σελίδα 47 - At 8 cents a pound, how many pounds of sugar can be bought for 48 cents ? For 50 cents ? For 58 cents ? For 62 cents ? For 64 cents ? 29.
Σελίδα 57 - TABLE. 4 gills (gi.) - make - - 1 pint, marked pt. 2 pints ------- 1 quart, - - - qt. 4 quarts ------ 1 gallon, - - - gal. 31£ gallons ------ 1 barrel, - - - bar.
Σελίδα 26 - When good sugar is sold for 8 cents a pound, what must be paid for 2 pounds ? 3 pounds ? 4 pounds ? 5 pounds ? 6 pounds ? 7 pounds ? 8 pounds ? 9 pounds ? 10 pounds ? 11 pounds ? 19.
Σελίδα 26 - Albert had 26 pine-apples, and wished to give 2 apiece to his classmates ; to how many could he give them ? 23. A farmer sold 3 tons of hay for 24 dollars ; how much was it a ton ? What cost 2 tons ? 4 tons ? 5 tons? 6 tons? 7 tons? 8 tons? 9 tons?
Σελίδα 53 - Drama .... make 1 Ounce, . . . marked oz. 16 Ounces .... " 1 Pound, .... " Ib. 28 Pounds .... " 1 Quarter, ... " qr. 4 Quarters ... "1 Hundred-weight, " cwt. 20 Hundred-weight " 1 Ton,

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