The social uses of mathematics

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B.H. Sanborn, 1927 - Mathematics
 

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Page 341 - 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...
Page 342 - Weight is used by apothecaries and physicians in compounding dry medicines. TABLE. 20 Grains (gr.} = 1 Scruple, . . sc., or 3. 3 Scruples = 1 Dram, . . dr., or 3 . 8 Drams = 1 Ounce, . . oz., or . 12 Ounces = 1 Pound, . . Ib., or ft,.
Page 120 - Save, and teach all you are interested in to save; thus pave the way for moral and material success." (Thomas Jefferson.) "Teach economy. That is one of the first and highest virtues. It begins with saving money.
Page 343 - EQUIVALENTS 1000 cu. millimeters (cu. mm.) = 1 cu. centimeter (cu. cm.) = 0.06102 cu. in. 1000 cu. centimeters = 1 cu. decimeter (cu. dm.) 1000 cu. decimeters = 1 cu. meter (cu. m.) = 35.814 cu.
Page 187 - It is a strange anomaly that men should be careful to insure their houses, their ships, their merchandise, and yet neglect to insure their lives, surely the most important of all to their families, and more subject to loss.
Page 326 - Multiplying or dividing both terms of a fraction by the same number does not change its value.
Page 343 - TABLE 10 millimeters (mm.) = 1 centimeter (cm.) =: 10 centimeters 10 decimeters 10 meters 10 dekameters 10 hektometers 10 kilometers .01 meter.
Page 341 - Liquid Measures. 4 gills (gi.) = 1 pint (pt.) 2 pints = 1 quart (qt.) 4 quarts = 1 gallon (gal.) 1 gallon = 231 cu. in. Dry Measures. (For grain, fruit, etc.) 2 pints = 1 quart.
Page 343 - ... centimeters = 1 sq. decimeter (sq. dm.) 100 sq. decimeters = 1 sq. meter (sq. m.) = 10.764 sq. ft 100 sq. meters = 1 sq. dekameter (sq. Dm.) 100 sq. dekameters = 1 sq. hektometer (sq. Hm.) 100 sq. hektometers = 1 sq. kilometer (sq. Km.) = 247.114 acres When used in measuring land the square meter is called a centare (ca.), the square dekameter an are (a.), and the square hektometer a hektare (Ha.). UNITS OF VOLUME TABLE EQUIVALENTS 1000 cu.
Page 103 - ANGULAR MEASURE. 60 seconds (") = 1 minute ('). 60 minutes = 1 degree (). 360 degrees = 1 circumference.

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