 | George Albert Wentworth, Thomas Hill - Arithmetic - 1882 - 376 pages
...grains. 7. 745 Ibs. avoirdupois to troy weight. 8. 745 Ibs. 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.... | |
 | Zalmon Richards - Arithmetic - 1885 - 136 pages
...Pipe. ,, pi. 2 Pipes ,, 1 Tun. ,, tun. 5. TABLES FOR TIME. 60 Seconds (sec.) make 1 Minute. — Sign, 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. 100 Years ., 1 Century. ,, c. The true length... | |
 | George Albert Wentworth - Arithmetic - 1885 - 302 pages
...grains. 7. 745 Ibs. avoirdupois to troy weight. 8. 745 Ibs. troy to avoirdupois weight. 295. TIME. 60 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.... | |
 | George Albert Wentworth - Arithmetic - 1886 - 392 pages
...part of an ounce avoirdupois is an ounce troy or an ounce apothecaries' weight? UNITS OF TIME. 175i 60 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.... | |
 | D. M. Garret - Arithmetic - 1886 - 202 pages
...medicines. The pound is the same as the pound Troy. TIME. 60 seconds (sec.) . . equal 1 minute, . . m. 60 minutes " 1 hour, . . . hr. 24 hours " 1 day, ... da. 7 days " 1 week, . . . wk. 4 weeks " 1 month, . . mo. 52 weeks " 1 year, . . . yr. 12 calendar months . " 1 year, . . . yr. SIGNS... | |
 | D. M. Garrett - Arithmetic - 1886 - 210 pages
...medicines. The pound IB the same as the pound Troy. TIME. 60 seconds (sec.) . . equal 1 minute, . . m. 60 minutes " 1 hour, . . . hr. 24 hours " 1 day, ... da. 7 days " 1 week, . . . wk. 4 weeks " 1 month, . . mo. 52 weeks ".1 year, . . . yr. 12 calendar months . " 1 year, . . . yr. 20... | |
 | George Albert Wentworth, George Anthony Hill - Arithmetic - 1887 - 448 pages
...= 1 scruple (3). 8 drams = 1 ounce (5). 3 scruples = 1 dram ( 3 )• 12 ounces = 1 pound. VI. TIME. 60 seconds (sec.) = 1 minute (min.). 60 minutes = 1 hour (hr.). 24 hours = 1 day (dy.). 7 days = 1 week (wk.). 365 days — 1 common year (yr.). 366 days = 1 leap-year. The day of... | |
 | Christian Brothers - Arithmetic - 1888 - 484 pages
...periods of duration. 167. The Unit of this measure is the day. TABLE. 60 seconds (sec.) - 1 minute niin. 60 minutes = 1 hour hr. 24 hours = 1 day da. 7 days = 1 week wk. 4 weeks = 1 lunar month 1. mo. 365 days - 1 common year yr. 366 days = 1 leap year 1. yr. 100 years... | |
 | Charles Scott Venable - Arithmetic - 1888 - 242 pages
...eagles equal how many cents ? 5 eagles ? 372. Reduce the following : 373. 60 seconds (sec.) make ... 1 minute, . . min. 60 minutes " ... 1 hour, . . ...." ... 1 day, ... da. 7 days " ... 1 week, . . wk. 865 days " ... 1 year, . . yr. Every fourth year is called a leap year, and contains 366 days. If the... | |
 | Henry Francis Harrington - Spellers - 1888 - 126 pages
...pennyweights = 1 ounce (oz.). 12 ounces = 1 pound (Ib.). 480 grains = 1 ounce. 5700 grains = 1 pound. , Time. 60 seconds (sec.) = 1 minute (min.). 60 minutes = 1 hour (hr.). 24 hours = 1 day (da.). 30 or 31 days = 1 month (mo.). 12 months = 1 year. 365 days = 1 year. 7 days = 1 week (wk.). 52 weeks... | |
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TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes =1 hour (hr.) 24... 
