 | Charles Davies - Algebra - 1861 - 322 pages
...and gained by the bargain as much as one piece cost him : how many pieces did he buy ? Ans. 15, 8. What number is that, which, being divided by the product of its digits, the quotient is 3; and if 18 be added to it, the order of the digits will be inverted? Ans.... | |
 | Elias Loomis - Algebra - 1862 - 312 pages
...capacity of each vessel ? Ans. One contains '343 cubic inches, and the other 64 cubic inches. Prob. 16. What number is that which, being divided by the product of its two digits, the quotient is 3 ; and if 18 be added to it, the digits will be inverted ? Ans. 24. Prob. 17. It is required to find... | |
 | Horatio Nelson Robinson - Algebra - 1863 - 432 pages
...per week. 25. If a certain number be divided by the product of its two digits, the quotient will be 2 ; and if 27 be added to the number, the digits will be inverted. What is the number ? Ans. 36. 26. It is required to find three numbers, such that the difference of... | |
 | James Wharton - 1864 - 180 pages
...each of the rest had to pay 4s. more than he otherwise would have done. Required their number. (28.) What number is that, which being divided by the product of its two digits, the quotient is 5£, but when 9 is subtracted from it, there remains a number having the same digits inverted ? (29.)... | |
 | Horatio Nelson Robinson - Algebra - 1864 - 444 pages
...-j -•*• If a certain number be divided by the product of its two ^V aigits, the quotieat will be 2 ; and if 27 be added to the number, the digits will be inverted. What is the number ? Ans. 36. wy t-'f 26. It is required to find three numbers, such that the difference... | |
 | New-York Institution for the Instruction of the Deaf and Dumb - Deaf - 1864 - 214 pages
...if you subtract it from 10 and multiply the remainder by the number itself, the product will be 21?" "What number is that which being divided by the product of its digits, the quotient is 3, and if 18 be added to it, the order of the digits will be inverted ?" The... | |
 | Isaac Stone - Educational tests and measurements - 1869 - 272 pages
...mx2+mn=;2mVnx+nx2. Ex.8. P. 151. 7. Find x in the following: a2+bs— 2bx+x2=— *. Ex. 15. n2 P. 151. • 8. What number is that which being divided by the product of its digits, the quotient will be 3 ? and if 18 be added to it the order of its digits will be reversed?... | |
 | Isaac Stone - Educational tests and measurements - 1869 - 278 pages
...mx3+mn=2mV/nx+nx3. Ex.8. P. 151. 7. Find x in the following: a2+b2— 2bx+xa=m^. Ex. 15. P. 151. 8. What number is that which being divided by the product of its digits, the quotient will be 3 ? and if 18 be added to it the order of its digits will be reversed?... | |
 | Joseph Ficklin - Algebra - 1874 - 446 pages
...same distance. What is the circumference of each ? Ans. Fore-wheel, 4 yds. ; hind-wheel, 5 yds. 16. What number is that, which being divided by the product of its two digits gives 2 for the quotient, and if 27 be added to it the order of the digits will be inverted ? Ans.... | |
 | James Cahill (of Dublin.) - Algebra - 1875 - 230 pages
...the first of which is to the second, as the second is to 18, and the sum of whose squares is 208. 17. What number is that, which being divided by the product of its two digits, the quotient is 3¿, and if 27 be subtracted from the number, the digits will be reversed. 18. Find two numbers whose... | |
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What number is that, which, being divided by the product of its digits, the quotient is 3 ; and if 18 be added to it, the digits will be inverted ? Ans. 
