Chambers's Standard Arithmetical Exercises: (includes Parts I. to Iv. of Chambers's Arithmetical Exercises).

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Σελίδα 69 - SQUARE MEASURE 144 square inches (sq. in.) = 1 square foot (sq. ft.) 9 square feet = 1 square yard (sq. yd.) 30| square yards = 1 square rod (sq. rd.) 160 square rods = 1 acre (A.) 640 acres = 1 square mile (sq.
Σελίδα 69 - LIQUID MEASURE 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt...
Σελίδα 69 - Time 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) 365 days = 1 common year (yr.) 366 days = 1 leap year 12 months (mo.) = 1 year 10 years = 1 decade 10 decades or \ , , , „ , 1=1 century (cen. or U.) 100 years / J v ' Thirty days has September, April, June, and November; All the rest have thirty-one, Excepting February alone, To which we twenty-eight assign, Till leap year gives it twenty-nine.
Σελίδα 67 - WEIGHT. 16 drams, dr. make 1 ounce, - - - - oz. 16 ounces - - - 1 pound, - - - - Ib. 28 pounds - - - 1 quarter, - - - qr. 4 quarters - - - 1 hundred weight, - cwt. 20 hundred weight, 1 ton, T.
Σελίδα 70 - Thirty days hath September, April, June, and November, February hath twenty-eight alone, and all the rest hath thirty and one.
Σελίδα 67 - Troy Weight. 24 grains (gr.) - 1 pennyweight (dwt.) 20 pennyweights — 1 ounce (oz.) 12 ounces — 1 pound (1b.).
Σελίδα 117 - S 7 hours a day, how many days will B take in walking a distance, which A can accomplish in 14 days ? 10. Find the simple interest on £354
Σελίδα 117 - ... yards long, but only 4 feet wide: how many men must be employed in order that it may be completed in the required time ? 9.
Σελίδα 117 - If 5 horses require as much corn as 8 ponies, and 15 quarters last 12 ponies for 64 days, how long may 25 horses be kept for 41Í.
Σελίδα 117 - A piece of work can be done in 50 days by 35 men working all together; and if after working together for 12 days 16 of the men were to leave the work, find the number of days in which the remaining men could finish it.

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