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BY THOMAS SHERWIN, A. M.
Principal of the English High School, Boston.

BOSTON:

BENJAMIN B. MUSSEY.

1842.

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Entered according to act of Congress, in the year 1842,
BY THOMAS SHERWIN,

in the Clerk's Office of the District Court of Massachusetts.

KEY.

[In the first edition of the Algebra, the Articles are numbered erroneously from the commencement of Section XXVI. To make that edition correspond with the Key, increase by 2 the number of each Article, commencing with the Section specified.]

SECTION I.

ART. 4.

1. Performed.

2. Horse $100. Saddle $10.

3. 6 bushels of each.

4. 11 of each.

5. 5 melons; 10 pears; 30 peaches.

6. 15 days. Man $20; boy $10.

7. 105, 210, and 315.

8. 25, 35, and 40.

9. 10 hours. One goes 80 miles, the other 70 miles.

10. 1st 8, 2d 16, 3d 24 guineas.

11. Wife $36000; elder son $27000; younger son $18000.

12. 120 cavalry; 360 artillerymen; 720 infantry.

13. A 8 days, 72 rods; B 16 days, 112 rods; C 80 days, 400 rods.

14. 8 yds, 16 yds, and 24 yds respectively.

15. Sheep $2; calf $4; cow $20.

16. Greater 14 galls; less 7 galls.

17. Beef 10 lbs; mutton 20 lbs. 18. 32 of each.

19. 80 guineas; 240 crowns.

20. 10, 20, 30, 60 and 30 miles, on the respective days.

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