1. How many sq. in. are there in 2 sq. ft.? In 3 sq. ft.? In 4 sq. yd.? In 3 A. ? In 36 sq. ft.? In 432 sq. in.? sq. mi. ? A.? sq. mi.? In in A. ? In sq. yd.? In & sq. yd. ? sq. ft.? In sq. ft.? 6. How many A. are there in 7. How many sq. rd. are there 8. How many sq. ft. are there in 9. How many sq. in. are there in 10. How many sq. ft. are there in 2 sq. ft. 12 sq. in. ? In 5 sq. ft. 80 sq. in.? MEASURES OF VOLUME. 213. Anything that has length, breadth, and thickness is called a Solid. 214. The number of solid units in a body is called its volume or solid contents. 215. A solid having six equal square sides, called faces, is a Cube. A solid whose faces are each a square inch is a cubic inch; a solid whose faces are each a square foot is a cubic foot. Cube. TABLE. 1728 cubic inches (cu. in.) = 1 cu. ft. (cu. ft.). 27 cubic feet 128 cubic feet = 1 cubic yard (cu. yd.). = 1 cord of wood or stone (C.). 1. How many cu. EXERCISES. In in. are there in 2 cu. ft.? 2. How many cu. ft. are there in 4 cu. yd.? 3. How many cu. ft. are there in 2 C.? 4. How many cu. yd. are there in 54 cu. ft.? 5. How many cu. in. are there in 6. How many cu. ft. are there in In 5 cu. ft.? In 8 cu. yd.? 3 C.? In 81 cu. ft.? cu. ft.? In 1 cu. ft. ? C.? In & C.? 7. How many cu. ft. are there in 2 cu. yd. 3 cu. ft. ? 8. How many cu. in. are there in 1 cu. ft. 72 cu. in. ? LIQUID MEASURES. 216. Measures used in measuring all fluids and liquids are called Liquid Measures. 1. In determining the capacity of cisterns, reservoirs, etc., 311 gallons are considered a barrel (bbl.), and 2 barrels, or 63 gallons, a hogshead (hhd.). 2. A gallon contains 231 cubic inches. EXERCISES. In 5 qt.? In 8 qt.? In 6 gal.? 1. How many gi. are there in 2 pt.? In 3 pt.? In 5 pt.? 2. How many pt. are there in 3 qt.? 3. How many qt. are there in 5 gal.? 4. How many gal. are there in 24 qt.? 5. How many qt. are there in 16 pt.? 6. How many gal. are there in 16 pt.? In 40 qt.? In 20 pt.? In 1 gal.? 7. How many pt. are there in gal. ? 8. How many pt. are there in 3 qt.? 9. How many gi. are there in 1 pt. 3 gi.? In 1 pt. 2 gi.? 10. How many pt. are there in 1 gal.? In 2 gal. 3 qt.? DRY MEASURES. 217. Measures used in measuring fruit, roots, vegetables, and grain are termed Dry Measures. 1. A bushel contains 2150.4 cubic inches. 2. A quart and a pint dry measure contain a little more than the same liquid measures. EXERCISES. In 7 qt.? In 4 pk.? 1. How many pt. are there in 5 qt.? In 36 pk. ? In AVOIRDUPOIS WEIGHT. bu. ? 218. In weighing groceries and all heavy articles as hay, grain, coal, including all metals except gold and silver, Avoirdupois Weight is used. 16 ounces (oz.) 100 pounds 20 hundred-weight} 2000 pounds TABLE. = 1 pound (lb.). 1 hundred-weight (cwt.). = 1 ton (T.). EXERCISES. 1. How many oz. are there in 2 lb.? In 3 lb.? In 4 lb.? 2. How many lb. are there in 4 cwt.? In 6 cwt.? 3. How many lb. are there in 3 T.? In 5 T.? In 61 T. ? 4. How many cwt. are there in 300 lb.? In 400 lb. ? 5. How many T. are there in 2500 lb. ? In 5000 lb. ? In 3000 lb. ? 6. How many lb. are there in 7. How many oz. are there in T.? In T.? In & T.? TROY WEIGHT. 219. In weighing gold, silver, and jewels Troy Weight is The Troy lb. contains 5760 gr.; the Avoirdupois lb., 7000 gr. EXERCISES. 1. How many gr. are there in 2 pwt.? In 4 pwt.? 2. How many pwt. are there in 2 oz.? In 4 oz.? In 6 oz.? 3. How many oz. are there in 4 lb.? In 4 In 4. How many gr. are there in 1 oz.? 6. How many oz. are there in 40 pwt.? 7. How many pwt. are there in 48 gr.? 8. How many oz. are there in 1 lb. ? lb.? In 51 lb.? oz.? In oz. ? In 36 oz.? In 50 pwt.? In 60 gr. ? In 2 lb. 4 oz. ? APOTHECARIES' WEIGHT. 220. In weighing medicines for prescriptions Apothecaries' Weight is used by apothecaries and physicians. 8. How many sc. are there in 40 gr.? In 50 gr.? In 90 gr.? 9. How many dr. are there in 2 oz. 3 dr.? In 3 oz. 5 dr.? Centennial years whose number is exactly divisible by 400, and other years whose number is exactly divisible by 4, are Leap Years. |