 | James Cahill (of Dublin.) - Algebra - 1875 - 230 pages
...find how many. nz. The first or left hand digit of a certain number exceeds the second by 5, and when the number is divided by the sum of its digits the quotient is 8 ; find the number. NOTE.— Let x= 1st digit, and x— 5= the 2nd ; then Wx+x— 5= the number. ИЗ.... | |
 | Edward Olney - Algebra - 1877 - 466 pages
...may be enunciated thus : "The tens digit of a certain number exceeds its units digit by 4 ; and when the number is divided by the sum of its digits the quotient is 7. What is the number?" 4. Translate the equations 3x + x = 16000 ; x + ^ + f — ft O 10 = 100; x... | |
 | Edward Olney - Algebra - 1878 - 516 pages
...may be enunciated thus : "The tens digit of a certain number exceeds its units digit by 4 ; and when the number is divided by the sum of its digits the quotient is 7. What is the number ?" 4. Translate the equations 3x + x = 16000 ; x + - + - — 2> o 10 = 100; a;__... | |
 | George Albert Wentworth - Algebra - 1890 - 518 pages
...— 9y = 27 x — y = 3 (1) is x + У= 9 Add, 2x =12 .-. x = 6 У = 3 Therefore the number is 63. 16. The sum of the two digits of a number is 9, and if the number is divided by the sum of the digits, the quotient is 5. Find the number. Let x = the tens' digit, and y = the units' digit.... | |
 | George Albert Wentworth - Algebra - 1891 - 544 pages
...number ? 19. A certain number is expressed by two digits, of which the tens' digit is the greater. If the number is divided by the sum of its digits the quotient is 7 ; if the digits are interchanged, and the resulting number diminished by 12 is divided by the difference... | |
 | George Albert Wentworth - Algebra - 1891 - 380 pages
...therefore x = 4. Subtract (3) from (1), 2y = 12, and therefore у = 6. Therefore the number is 46. 16. The sum of the two digits of a number is 9, and if 27 is subtracted from the number, the digits will be reversed. Find the number. /~""Ï6. The sum of... | |
 | Scoby McCurdy - Algebra - 1894 - 280 pages
...number of boys and of pennies. 28. A number with three digits is composed of consecutive odd numbers. If the number is divided by the sum of its digits, the quotient will be 23 and the remainder 12. Find the number. 29. A number consists of three digits of which the... | |
 | George Albert Wentworth - Algebra - 1895 - 376 pages
...therefore x = 4. Subtract (3) from (1), 2y =• 12, and therefore y =• 6. Therefore the number is 46. 15. The sum of the two digits of a number is 9, and 1f 27 is subtracted from the number, the digits will be reversed. Find the number. 16. The sum of the... | |
 | George Albert Wentworth - Algebra - 1896 - 520 pages
...(2) From (2), 9x-9У = 27 x — y= 3 (1) is x + У = 9 Add, 2x = 12 Therefore the number is 63. ' 16. The sum of the two digits of a number is 9, and if the number ¡s divided by the sum of the digits, the quotient is 5. Find the number. Let x= the tens' digit, and... | |
 | Fletcher Durell, Edward Rutledge Robbins - Algebra - 1897 - 482 pages
...the first and last of which are alike, the tens' digit is 1 more than twice the sum of the other two, and if the number is divided by the sum of its digits, the quotient is 21 and the remainder 4? 81. One woman buys 4 yards of silk and 7 of satin, and another at the same... | |
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If the number is divided by the sum of its digits the quotient is 7 ; if the digits are interchanged, and the resulting number diminished by 12 is divided by the difference between the two digits, the quotient is 9. What is the number? 
