Books Books TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24... A Grammar Shcool Arithmetic - Page 192
by George Albert Wentworth - 1886 - 372 pages ## Efficiency Arithmetic: Intermediate, Book 2

Charles Ernest Chadsey, James Hamblin Smith - Arithmetic - 1917 - 298 pages
...fluid ounce (5) 16 fluid ounces = 1 pint (fl. oz. or O) 8 pints = 1 gallon (cong.) Measure of 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 *A11 schools are... ## Higher Arithmetic

John Charles Stone, James Franklin Millis - Arithmetic - 1917 - 354 pages
...Otrsci GRAIN 7000 gr. 5760 gr 5760 gr. 437J gr. 480 cr. 480 gr. 1 gr. 1 ffr. 1 gr. MEASUREMENT OF TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) 30 (31, 28, 29) days = 1 month (mo.) 52 weeks = 1 year (yr.) 12 months... ## Vocational Mathematics for Girls

William Henry Dooley - Arithmetic - 1917 - 388 pages
...is used at the United States Custom House and in weighing coal at the mines. Measure of Time. Table 60 seconds (sec. ) = 1 minute, min. 60 minutes = 1 hour, hr. 24 hours = 1 day, da. 7 days = 1 week, wk. 365 days = 1 year, yr. 366 days = 1 leap year. 100 years = 1 century. Counting.... ## Arithmetic by Grades: Third-fourth year

William A. Campbell, Thomas Houghton Hughes - Arithmetic - 1917 - 340 pages
...Measure 2 pints (pt.) = 1 quart (qt.) 8 quarts = 1 peck (pk.) 4 pecks = 1 bushel (bu.) Time 60 second (sec) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days =1 week (wk.) 4 weeks (about) = 1 month (mo.) 365 days = 1 common year 366 days = 1 leap... ## Printers' Arithmetic

Charles Lingle Woodfield - Arithmetic - 1917 - 154 pages
...Measure: Circular Measure: Paper Measure: Miscellaneous Measure. Time Measure Table 60 seconds make 1 minute min. 60 minutes " 1 hour hr. 24 hours " 1 day da. 7 days " 1 week wk. 28-31 days " 1 month mo. 865 days (52 weeks I day) make 1 common year yr. 366... ## Book one (1924)

Edward Lee Thorndike - Arithmetic - 1917 - 280 pages
...Measur* 2 pints = 1 quart O 8 quarts = 1 peck C 4 pecks = 1 bushel One square inc{ Time 60 seconds = 1 minute (min.) 60 minutes =1 hour (hr.) 24 hours =1 day (da.) HARVARD COLLEGE LIBRARY GIFT OF THE GRADUATE SCHOOL OF EDUCATION lsq.ft. = a square 1ft. long... ## Practical Exercises in Commercial Arithmetic

Business mathematics - 1917 - 194 pages
...revolution of the earth on its axis and its annual revolution around the sun. TABLE. 60 Seconds («ec.) = 1 Minute . . . . min. 60 Minutes = 1 Hour . . hr. 24 Hours = 1 Day d. 365 Days =1 Year yr. NOTE 1. — The day is the time during which the earth makes one revolution... ## The World Book: Organized Knowledge in Story and Picture, Volume 3

...l dozen (doz.) 12 dozen =1 gross 12 gross =1 great gross 20 things = 1 score Table for Time Measure 60 seconds (sec.) =1 minute (min.) 60 minutes =1 hour (hr.) 24 hours =1 day (da.) 7 days =1 week (wk.) 30 days =:! calendar month (mo.) 12 calendar months = l calendar year (yr.)... ## Arithmetic by Grades: Book, Volume 1

William A. Campbell, Thomas Houghton Hughes - Arithmetic - 1918 - 336 pages
...alone, To which we twenty-eight assign, Till leap year gives it twenty-nine. Table of Time Measure. 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours 7 days 4 weeks (about) 365 days 366 days 12 months 100 years = 1 day (da.) = 1 week (wk.) = 1 month... 