à. 7. + 8. Sr 9. 2334, 10, 3k acres

11, 2} cordes. 12. 3% milles. 13. $84.

Exercice LXIV.—Page 118.

ll 12. 29. 13. SPA 14. $8.

Exercice LXV.--Page 119.

6. 614. 8. 423% 9. 10 acres. 10. $351%. 11, $67à. 12, 816674 13. $227244 Exercice LXVI.—Page 121.

bié. 901 904, 41, 5. dc

Exercice LIX.—Page 111.

Sp 9108 10. fr. IL Hé. 12 I73%

ACres,

RÉPONSES

Exercice LXVII.—Page 121,

«2. 24 minots,. 3. 14 tonnes, . 27 minots, 5, 249 semaines, 6. 11 personnes, 7. PET.

8. 2} semaines, 9. 114 minots, 10. 190% jours, 11, $674. 12. 1048,

Exercice LXVIII.—Page 193.

— 7 à 8, 15 9, 2, 10. 2, 11. 74 12 3f, 13, 495 Id LR, 18 4, 6. 22, 17, 884. 19, 18 19. 154. 20. 17.