 January 31, February 28, March 31, April 30, May 31, June 30, July 31, August 31, September 30, October 31, November 30, December 31.  Arithmetic. [With] Key - Page 8by Robert Goodacre - 1839Full view - About this book
 | John Dougall - Encyclopedias and dictionaries - 1815 - 514 pages
...these months are, January 31, February 2b in common years, and 29 in leap year, March 31, April 30, May 31, June 30, July 31, August 31, September 30, October 31, November 30, December 31. To recollect these numbers, the following lines will b* serviceable. Thirty days, have... | |
 | William Shackleton (author of The mental calculator.) - Calculators - 1825 - 182 pages
...Number of Days in each Calendar Month, is as follows : — January 31 February 28 March 31 April 30 May 31 June 30 July 31 August 31 September 30 October 31 November 30 December - 31 The following Lines may assist the memory in recollecting them ; ïhirty days bath September,... | |
 | Frederick Augustus Porter Barnard - Arithmetic - 1830 - 308 pages
...31 ; January, 31 ; February, 28 ? Ans. 90. 17. How many in the Summer and Autumn months, containing June, 30; July, 31 ; August, 31 ; September, 30-; October, 31; November, 30 ? Ant. 183. 18. Then, how many days in the year ? Ana. 365. 19. If it require 650 men to man a 74 gun... | |
 | Frederick Augustus Porter Barnard - Arithmetic - 1830 - 304 pages
...31 ; January, 31 ; February, 28 ? Ans. 90. 17. How many in the Summer and Autumn months, containing June, 30 ; July, 31 ; August, 31 ; September, 30 ; October, 31 ; November, 30 ? Ans. 183. 18. Then, how many days in the year ? Ans. 365. 19. If it require 650 men to man a 74 gun... | |
 | Charles Davies - Arithmetic - 1833 - 284 pages
...many days are there in the twelve calendar months? January has 31, February 28, March 31, April 30, May 31, June 30, July 31, August 31, September 30, October 31, November 30, and December 31. Ans. 365. 2. A merchant on settling his accounts finds that 'he owes A 60 dollars, B 150 dollars, C... | |
 | Charles Davies - Arithmetic - 1838 - 292 pages
...many days are there in the twelve callendar months? January has 31, February 28, March 31, April 30, May 31, June 30, July 31, August 31, September 30, October 31, November 30, and December 31. Ans. 365 days. 2. A merchant on settling his accounts finds that he owes A 60 dollars, B 150 dollars,... | |
 | Thomas J. Lee - 1838 - 128 pages
...Duodecimo. Names of the Months with the Number of Days. January, 31 February, 28 March, 31 April, 30 May 31 June. 30 July, 31 August, 31 September, 30 October, 31 November, 30 December, 31 FIGURES AND NUMBERS. 118 CHAPTER XXX. Figures and Numbers. Figurei. 1 2 3 4 5 6 7 8 9... | |
 | John Darby (teacher of mathematics.) - 1843 - 236 pages
...January contains 31 days, February 28 in the common year, and 29 in the leap-year, March 31, April 30, May 31, June 30, July 31, August 31, September 30, October 31, November 30, and December 31. NOTE. — The civil year is 365 days for three successive years, and 366 every fourth year or leap-year,... | |
 | Charles DAVIES (LL.D.) - Arithmetic - 1843 - 348 pages
...many days are there in the twelve calendar months ? January has 31, February 28, March 31, April 30, May 31, June 30, July 31, August 31, September 30, October 31, November 30, and December 31. Ans. 365 days. 2. A merchant on settling his accounts finds that he owes A 60 dollars, B 150 dollars,... | |
 | mrs. Henry Ayres - Arithmetic - 1843 - 470 pages
...and varies in the number of days : — January 31 February 28 In leap year. . 29 March 31 April 30 May 31 June 30 July 31 August 31 September .... 30 October 31 November .... 30 December 31 To know when leap year happens, divide the year by 4 ; if nothing remain, it is leap year... | |
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