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 ## The Alvord and Davis Drill and Problem Book in Arithmetic: Grades Five, Six ...

Charles P. Alvord, M. Elsie Davis - Arithmetic - 1919 - 248 pages
...contains 2150.42 cubic inches. 1 quart dry measure is about the same as 1,J. quarts liquid measure. Time 60 seconds (sec.) = 1 minute (min,) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) 184 TABLES OF DENOMINATE NUMBERS Arc and Angle Measure 60 seconds (") =... ## Hamilton's Essentials of Arithmetic: First-second Book, Book 1

Samuel Hamilton - Arithmetic - 1919 - 380 pages
...small or second spaces, while the minute hand moves over one minute space. 3. Memorize this table : 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 365 days = 1 year (yr.) September, November, April, and June have 30 days each. All the other... ## Higher arithmetic

George Wentworth - 1919 - 266 pages
...640 acres = 1 section (sec.) 36 sections = 1 township (T.) A section is a square mile. TIME MEASURE 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) About 30 days = 1 month (mo.) 365 days = 1 common year (yr.) 366 days =... ## Junior High School Mathematics, Book 1

Edson Homer Taylor - Mathematics - 1919 - 246 pages
...(pk.) 4 pecks = 1 bushel (bu.) WEIGHT 16 ounces (oz.) =1 pound (lb.) 2000 pounds = 1 ton (T.) TIME 60 seconds (sec.) =1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = l week (wk.) 12 months (mo.) =1 year (yr.) 365 days = 1 common year 366 days = 1 leap... ## Higher Arithmetic

George Wentworth, David Eugene Smith - Arithmetic - 1919 - 268 pages
...640 acres = 1 section (sec.) 36 sections = 1 township (T.) A section is a square mile. TIME MEASURE 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) About 30 days = 1 month (mo.) 365 days = 1 common year (yr.) 366 days =... ## Junior High School Mathematics, Volume 2

Edson Homer Taylor - Mathematics - 1919 - 272 pages
...bushel (bu.) WEIGHT 16 ounces (oz.) =1 pound (Ib.) 2000 pounds = 1 ton (T.) TIME 60 seconds (see.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours =1 day (da.) 7 days = l week (wk.) 12 months (mo.) = 1 year (yr.) 365 days = 1 common year 366 days = 1 leap... ## Rational Arithmetic

George Pease Lord - Arithmetic - 1920 - 284 pages
...(cd.) A cord of wood is a pile 8 feet long, 4 feet wide, and 4 feet high, or its equivalent. TIME 485. 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) 30 days = 1 month (mo.) 52 weeks = 1 year (yr.) 12 months = 1 year (yr.)... ## Modern Junior Mathematics, Book 1

Marie Gugle - Mathematics - 1920 - 240 pages
...(pwt.) 20 pennyweight = 1 ounce (oz.) 12 ounces = 1 pound (Ib.) 1 pound Troy = 5760 grains H. 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 year (yr.) 366 days = A leap year A business year usually... ## Junior High School Mathematics, Volume 3

Theodore Lindquist - Mathematics - 1920 - 260 pages
...(l"). 60 minutes = 1 degree (1°). 90 degrees = 1 right angle. 360 degrees = 1 circumference. Time 60 seconds (sec.) = 1 minute (min.). 60 minutes = 1 hour (hr.). 24 hours = 1 day (da.). 7 days = 1 week (wk.). 12 months (mo.) = 1 year (yr.). 365 days = 1 common year. 366 days =... 