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" 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 Young Man's Best Companion and Guide to Useful Knowledge - עמוד 81
מאת John Dougall - 1815 - 476 דפים
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The Arithmetical Catechism, Compiled from Various Authors, for the Use of ...

Henry Jackson - 1824 - 172 דפים
...furnish his own answers. . 1st. In the present year (1824) January has 31 Days, February 29, (it being leap year) March 31, April 30, May 31, June 30, July 31, August 31, Sept. 30, Oct. 31. Nov. 30, Dec. 31 ;— how many days in the year ? 2d. According to the census of...
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Time tables, on a new construction, whereby four hundred calculations may be ...

William Shackleton (author of The mental calculator.) - 1825 - 182 דפים
...360|361|362|363|3641365 The 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, Aprii,...
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Iron: An Illustrated Weekly Journal for Iron and Steel Manufacturers ..., כרך 6

Perry Fairfax Nursey - 1827 - 588 דפים
...to fcange, consists of 29¿ days, or 59 alf days nearly, therefore Epact 22 January 31 February 28 March 31 April 30 May 31 June 30 July 31 August 31 September...... 20 59)570(9 531 2)39 19¿ days, moon's age, 20th of September, 1826. The above work may be much shortened,...
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Mechanics Magazine, כרך 6

1827 - 600 דפים
...change, consists of 21»i days, or. 59 half days nearly, therefore Epart 22 January 31 February 28 March 31 April 30 May ..31 June 30 July 31 August 31 September 20 285 2 89)578(9 531 2)39 19¿ days, moon's age, 20th of September, 182C. The above work may be much...
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A Treatise on Arithmetic: Designed Particularly as a Text for Classes in ...

Frederick Augustus Porter Barnard - 1830 - 304 דפים
...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...
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A Treatise on Arithmetic: Designed Particularly as a Text for Classes in ...

Frederick Augustus Porter Barnard - 1830 - 308 דפים
...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...
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History of Spain and Portugal, כרך 2

Samuel Astley Dunham - 1832 - 302 דפים
...Regeb 30 Shaffan 29 Ramdan 30 Xawal 29 Dilcada 23 Days. November 20 December 31 January 31 February 28 March 31 April ., 30 May 31 June 30 July 31 August 31 September 24 318 313 g & OS (5 <! i MOHAM1V *. O 02 2 o I aa co '3 'e 1 I ? 1 O i (d NAVARB a B •§ » m 31...
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The Common School Arithmetic: Prepared for the Use of Academies and Common ...

Charles Davies - 1833 - 284 דפים
...15371781930 1. How 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,...
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The First Book; Or, Spelling Lessons for Primary Schools

Thomas J. Lee - 1838 - 128 דפים
...Svo. Octavo. 12mo. 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,...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 10 11 12 13 14...
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Mental and Practical Arithmetic

Charles Davies - 1838 - 292 דפים
...APPLICATIONS. 1. How 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,...
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