...its two digits, the quotient is 3 ; arid if 18 be added to it, the digits will be inverted ? Ans. 24. 9. What two numbers are those, whose sum multiplied...equal to 77 ; and whose difference multiplied by the less is equal to ia ? Ans. 4 and 7. i o. When will the hour, minute and second hands of a clock be...

...its two digits, the quotient is 3; and, if 18 be added to it, the digits will be inverted? Ans. 24. 9. What two numbers are those whose sum, multiplied...difference, multiplied by the lesser, is equal to 1 2 1 Ans. 4 and 7, or $v/2 and yv/2 10. To find a number such that if you subtract it from 10, and...

...and gained by the bargain as much as one piece cost him ; required the number of pieces. Ans. 15 12. What two numbers are those, whose sum, multiplied by the greater, is equal to 77j an(ï whose difference, multiplied by the less, is equal to 12. Ans. 4 and 7 13. A grazier bought...

...gained by the bargain as much as one piece cost him ; required the number of pieces. Ans. 15 M 12. What two numbers are those, whose sum, multiplied...equal to 77, and whose difference, multiplied by the less, is equal to 12. Ans. 4 and 7 13. A grazier bought as many sheep as cost him 601., and after reserving...

...41 ü , 1681 1369 By RULE I, ,-_ + ш=-ш-; 41 ±37 41±37 13 1 Let „4 then ^=^===9, or y=33 Ex.2. What two numbers are those, whose sum multiplied by the greater is 77? and whose difference multiplied by the, lesser is equal to 1 2 ? . Let x — greater number, у...

...+ 4 ^ + 4 41 x=vy=\ x 3=1 Ex.2. What two numbers are those, whose sum multiplied hy the greater is 77? and whose difference multiplied by the lesser is equal to 12 ? Let a; = greater number, y = lesser. Then (x + y)xx=s.Tt?+xy=77, and (x — y) xy=xy — if=l'2, Assume...

...the following problem. Prob. 3.. What two numbers are those, whofe sum multiplied by the greater is 77 ; and whose difference, multiplied by the lesser, is equal to 12 ? Let ;cy=thc greater, and a = the lesser; then by the problem, x2y2 +o;^/ = 77, and x2y — a:2 = 12 ; 77...

...of the unknown quantities, will appear evident, from the solution of the following problem. Prob. 3. What two numbers are those, whose sum multiplied by the greater is 77 ; anil whose difference, multiplied by the lesser, is equal to 12 : Let xy=tite greater, and z =...

...and gained by the bargain as much as one piece cost him ; required the number of pieces. Ans. 15 12. What two numbers are those, whose sum, multiplied...equal to 77, and whose difference, multiplied by the less is equal to 12. Ans. 4 and 7 13. A grazier bought as many sheep as cost him 601., and after reserving...

...the product of the sura and remainder will also be 12O ; what are these numbers ? Ans. 15 and 8. 11. What two numbers are those whose sum multiplied by the greater is equal to 77 » au(l whose difference multiplied by the lesser is equal to 12 ? Ans. 4 and 7. 12. To resolve the...