8 (13) 6, or - 5 (14) X, or - (32) + 10. (34) 5, or (35) 2, or 16 (37) to, or — 7s. (38) 1. (40) bac - ab – bc + b2. (15) ja, or — 2a. 40 10. Exercise 8 (p. 476). (1) – 7, or 3. (2) 9, or (3) 10, 5. (4) 7, 12. (5) 4, 9. (6) 25, 5. (7) 53, 47. (8) 24. (9) 13, 7. (10) 4. (11) 10. (12) 225, 1296. (13) 60, 40. (14) 17, 11. (15) 7 ft. (16) 25, 30. (17) 21 hrs. (18) 11. (19) £70. (20) 4 miles per hour. (21) 16. (22) 358 yards. (23) 5, 25. (24) 125 yds, 75 yds. (25) 131'23 yds.; 48.77 yds. nearly. (26) 14, 17. (2) ro. 5.7 — 24 (6) 3 + x — 12 = 0. 10x + 3=0. (10) 4x2 - 4% - 15 = 0. (11) 8x2 + x-7=0. (12) x2 + 13x + 40 = 0. = 0. (1) 22 (3) x2 (5) za (7) x (9) 8.72 lor - II = 0. 2x نون (9) :: 1. IX 8 + 176 (10) 2, or — 1. (11) 2a. (12) 3 Exercise 11 (p. 483). 2a - 6 (1) (2) G. C. M. = x+1; aa I L. C. M. = 73 + 2x2 – X – 2. 8ry (r + y2) (3) (4) (6) 232 + y2 — 322. (7* - y") x*. 37 (8) .hr. 9) (11) x? — 7x + 12; (x — 4) (x – 3). (12) a + x. (13) 76 — xy + xy2 – x2y3 + xyt — Jó.. 203 + 2ax? + 20x + as (14) (15) 3; 7, or - 1 23. zaro + 2ä2 x - a (16) a? — 52 + 2bc — ; 80 ; 0. (17) 34. (18) 72. (19) 13; 7. (20) 25. 6d., 5d. ; 35. 6d., 4£d. (21) t? + y2 (22) 2a + 62 – 302. (23) 6, 7. (24) 4, or — 1. (25) 422 (26) 7, 11. (27) 8, or -6%. (28) 215. 6d. ; 11s. 6d. 2x I. Butler & Tanner, The Selwood Printing Works, Frome, and London. MOFFATT'S EXPLANATORY READERS. MOFFATT'S EXPLANATORY READER. Primer I. Illustrated. Price 2 d. MOFFATTS EXPLANATORY READER. Primer II. Illustrated. Price 4d. MOFFATT'S EXPLANATORY READER. Standard I. Illustrated. Price 6d. MOPFATTS EXPLANATORY READER. Standard II. Illustrated. Price 8d. MOFFATT'S EXPLANATORY READER. Standard III. Illustrated. Price is. MOFFATT'S EXPLANATORY READER. Standard IV. Illustrated. Price is. 6d. MOFFATTS EXPLANATORY READER. Standard V. Illustrated. Price 25. MOFFATT'S EXPLANATORY READER. Standard VI. Illustrated. Preparing. “This is an excellent series of reading books. Interesting stories are not crowded out to make room for dry, uninteresting science and history lessons ; nor is space taken up with arithmetic and copy-setting examples. The explanations given are short, clear, and sufficient. The paper, printing, and binding are all that could be desired. If the publishers obtain the success they deserve, they will have a rich reward.”- The Teacher, MOFFATT'S COPY BOOKS. ADOPTED BY THE LONDON SCHOOL BOARD. Nos. I to 15, 2s. per doz. ; Nos. 16, 17, 18, 3s. per doz. Short Words. for Standard III., Small Hand, Capitals, Figures, Large, Sums, etc. 14, *15, for Standard V., Notes, Poetry, Sums, etc. *16, 17, 18, for Standard VI., Notes, etc., Graduated, Ornamental. * Suitable for Examination Books. The Teacher says: “The writing is round, readable, and withal pretty. The head-lines are set by one used to teaching. The paper is good. We doubt whether there is a better series, Moffatt's School Maps.-Adopted by the London School Board. ENGLAND, EUROPE, BRITISH COLONIES, E. HEMISPHERE, W. HEMISPHERE, ASIA, AFRICA, N. AMERICA, S. AMERICA, ScotLAND, IRELAND, CHART OF GEOGRAPHICAL TERMS. 58 in. by 50 in., mounted, canvas, rollers, and varnished. Price 14s. each. The Maps are specially designed for Class Teaching. The Map of the Colonies consists (1) of an index map to all the British Possessions, and (2) maps of each Colony on a scale sufficiently large for Class Teaching The Schoolmaster says: For school purposes there could be no better. Boldly printed, clearly coloured. They deserve a place on the walls of every schoolroom. We can say in a single word-excellent.” “The British Colonies is a necessity in every school that takes the geography of the Colonies." Moffatt & Paige, 28, Warwick Lane, Paternoster Row, London. Moffatt & Paige, Warwick Lane, Paternoster Row, London. SPECIAL PUBLICATIONS FOR PUPIL TEACHERS, STUDENTS, AND TEACHERS. 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