 | George Albert Wentworth - 1888 - 388 pages
...lbs. avoirdupois to troy weight. 8. 745 lbs. troy to avoirdupois weight. 301. TlME60 seconds (sec.) = 1 minute (min.). 60 minutes = 1 hour (hr.). 24 hours = 1 day (dy.). 7 days = 1 week (wk). 365 days (or 52 wks. 1 dy.) = 1 common-year (yr.). 366 days = 1 leap-year.... | |
 | James William Nicholson - Arithmetic - 1889 - 408 pages
...( ) cwt. ; 5J ft. = ( ) oz. MEASURES OF TIME. 254. Time is a limited portion of duration. TABLE. CO seconds (sec.) make 1 minute (min.) 60 minutes " 1...(hr.) 24 hours " 1 DAY (da.) 7 days " 1 week (wk.) 4 weeks " 1 month (mo.) 305 days " 1 common year (yr. ) 36C days " 1 leap year. 100 years " 1 century... | |
 | Charles Austin Hobbs - Arithmetic - 1889 - 366 pages
...determined by the revolution of the earth on its axis and around the sun. 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. The length of a solar day is the interval... | |
 | Charles Austin Hobbs - Arithmetic - 1889 - 370 pages
...determined by the revolution of the earth on its axis and around the sun. TABLE. 60 seconds (sec.) = l 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. The length of a solar day is the interval... | |
 | Caton's national business college, Buffalo, N.Y. - 1889 - 330 pages
...reams = 1 bundle (bdl.) ; 5 bundles = 1 bale (bl.). MEASURE OF TIME. 172. Scale: 60 seconds (sec.) = 1 minute (min.) ; 60 minutes = 1 hour (hr.) ; 24 hours = 1 day (da.) ; 365 days = 1 common year (yr.) ; 366 days = 1 leap year (yr.). Also, 7 days = 1 week (wk.) ; 12 months... | |
 | Warren H. Sadler, William Russell Will - Business mathematics - 1890 - 312 pages
...reams = 1 bundle (bdl.); 5 bundles = 1 bale (bl.). MEASURE OF TIME. 172. Scale: 60 seconds (sec.) = 1 minute (min.); 60 minutes = 1 hour (hr.); 24 hours == 1 day (da.); 365 days = 1 common year (yr.); 366 days = 1 leap year (yr.). Also, 7 days = 1 week (wk.); 12 months... | |
 | Charles Edward White - Arithmetic - 1891 - 230 pages
...a pound will buy how many pounds of sugar at $.07 a Ib. ? Lesson 19. TIME TABLE. 60 seconds (sec.) 1 minute (min.). 60 minutes 1 hour (hr.). 24 hours 1 day (da.). 7 days 1 week (wk.). 4 weeks 1 month (mo.). 12 months 1 year (yr.). 52 weeks 1 year. 365 days 1 year. 1. How many minutes... | |
 | John Edward King - Business mathematics - 1891 - 254 pages
...years, and when centennial years are divisible by 400 they are leap years. TABLE. 60 seconds (sec.) = 1 minute (min.). 60 minutes = 1 hour ( hr.). 24 hours = 1 day ( da.). 365 days = 1 common year (yr.). 100 years = 1 century ( C.). COMMERCIAL. TABLE. 30 days = 1 month.... | |
 | William James Milne - Arithmetic - 1892 - 440 pages
...year consist of 365.J days, adding one day every fourth year. In 1582, the error 60 Seconds (sec.) = 1 Minute . . . min. 60 Minutes = 1 Hour . . . . hr..... . . . da. 7 Days = 1 Week . . . wk. 365 Days = 1 Year . . . . yr. 3(i6 Days = 1 Leap Year . . y. 100 Years = 1 Century . . . cen. in the calendar established... | |
 | Horatio Nelson Robinson - Arithmetic - 1892 - 428 pages
...as years, days, minutes, etc. 60 Seconds (sec.) TABLE. make 1 Minute min. 60 Minutes " " 1 Hour h. 24 Hours " " 1 Day da. 7 Days " " 1 Week wk. 365 Days " " 1 Common Year . . . yr. 366 Days " 12 Calendar Months " 100 Years " 1 Leap Year yr. 1 Year yr. 1 Century C. The calendar year... | |
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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... 
