| Bourdon (M., Louis Pierre Marie) - Algebra - 1831 - 446 pages
....) Problem II. A number is composed of three figures ; the sum of these figures is 11 ; the figure m the place of units is double that in the place of hundreds ; and when 297 is added to this number, the sum obtained is this number reversed. What is (he number ? (Ans.... | |
| Charles Davies - Algebra - 1835 - 378 pages
...a pound ? Ans. 2247i. 23. A number is expressed by three figures ; the sum of these figures is 11 ; the figure in the place of units is double that in the place of hundreds ; and when 297 is added to this number, the sum obtained is expressed by the figures of this number reversed.... | |
| Algebra - 1838 - 372 pages
...pound 1 Ans. 224 Zi. 23. A number is expressed by three figures ; the sum of these figures is 11 ; the figure in the place of units is double that in the place of hundreds ; and when 297 is added to this number, the sum obtained is expressed by the figures of this number reversed.... | |
| Andrew Bell (writer on mathematics.) - 1839 - 500 pages
...14, and 8. 4. A certain number is composed of three digits; the sum of the digits is 11 ; the digit in the place of units is double that in the place...hundreds ; and if 297 be added to the number, its digits are inverted : required the number. Ans. 326. 5. Three brothers purchased an estate for £50,000... | |
| Charles Davies - Algebra - 1842 - 368 pages
...a pound ? Ans. 224ft. 23. A number is expressed by three figures ; the sum of these figures is 11; the figure in the place of units is double that in the place of hundreds ; and when 297 is added to this number, the sum obtained is expressed by the figures of this number reversed.... | |
| Charles Davies - Algebra - 1845 - 382 pages
...pound? Ans. 224 Ibs. 23. A number is expressed by three figures ; the sum of these figures is 11 ; the figure in the place of units is double that in the place of hundreds ; and when 297 is added to this number, the sum obtained is expressed by the figures of this number reversed.... | |
| Horatio Nelson Robinson - Algebra - 1846 - 276 pages
...digits, must be expressed by 100x-f-10y-fz. 15. A number is expressed by three figures; the sum of these figures is 1 1 ; the figure in the place of units is double that in the place of hundreds, and when 297 is added to this number, the sum obtained is expressed by the figures of this number reversed.... | |
| Horatio Nelson Robinson - Algebra - 1848 - 354 pages
...expressed by lQOx+lOy+z. 15. A number is expressed by three figures ; the sum of these figures is 11 ; the figure in the place of units is double that in the place of hundreds, and when 297 is added to this number, the sum obtained is expressed by the figures of this number reversed.... | |
| Horatio Nelson Robinson - Algebra - 1850 - 256 pages
...must be expressed by \00x-\-\0y-\-s. 6 . A number is expressed by three figures ; the sum of these figures is 1 1 ; the figure in the place of units is double that in the place of hundreds, and when 297 is added to this number, the sum obtained is expressed by the figures of this number reversed.... | |
| Joseph Ray - Algebra - 1848 - 250 pages
...dollars, and then I shall have fivo times as much as you will have left." How much has each ? Ans. A $980, B $1540, and C $2380. 11. A certain number is expressed...will have 100 dollars more than C ; but, if B gives A 100 dollars, then B will have only | as much as C ; required the sum possessed by each. Ans. A $500,... | |
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