 | Webster Wells - Algebra - 1906 - 550 pages
...combinations can be formed with 17 things, taken 11 at a time ? 6. How many different numbers, of б different figures each, can be formed from the digits 1, 2, 3, 4, 5, 6, 7, 8, 9, if each number begins with 1, and ends with 9 ? 7. How many even numbers, of 5 different figures... | |
 | Webster Wells - Algebra - 1906 - 484 pages
...be separated ? How many if these 4 can only be in one order ? 19. How many different numbers, of 7 figures each, can be formed from the digits 1, 2, 3, 4, 5, 6, 7, 8, 9, if the first, fourth, and last digits are odd numbers ? 506. To find the number of permutations... | |
 | Arthur Schultze - Algebra - 1906 - 584 pages
...children so that one receives 3, the other 4, presents ? 19. How many different numbers of 5 figures can be formed from the digits 1, 2, 3, 4, 5, 6, 7, 8, so that the first, third, and fifth digits are odd, if no digit is repeated ? CHAPTER XXVII DETERMINANTS... | |
 | Webster Wells - 1913 - 366 pages
...52 cards, how many different hands of 6 cards each can be dealt ? 3. How many different numbers of 7 figures each can be 'formed from the digits 1, 2, 3, 4, 5, 6, 7, 8, 9, if the first, fourth, and last digits must be odd numbers ? 4. Out of 10 soldiers and 15 sailors,... | |
 | Webster Wells, Walter Wilson Hart - Algebra - 1913 - 300 pages
...how many different ways can they be assigned ? 4. How many different numbers of 4 different figuгes each can be formed from the digits 1, 2, 3, 4, 5, 6, 7, 8, 9 if no digit occurs twice in the same number ? 5. Solve the example formed by adding to the... | |
 | Webster Wells, Walter Wilson Hart - Algebra - 1913 - 362 pages
...words "and if each number is to begin with 1." 6. How many different numbers of 6 different figures can be formed from the digits 1, 2, 3, 4, 5, 6, 7, 8, 9, if each number is to begin with 2 and is to end with 9 ? 7. How many of the numbers found... | |
 | Henry Charles Wolff - Mathematics - 1914 - 332 pages
...different colors, by hoisting them in a vertical line, any number at a time? 3. How many different numbers can be formed from the digits 1, 2, 3, 4, 5, 6, if a digit cannot be used more than once in any one number? 4. Prom twenty men how many nines can be... | |
 | William Charles Brenke - Algebra - 1917 - 212 pages
...things n at a time, when p things are all of one kind, and g of a second kind, will be and so on. 174. Exercises. 1. How many permutations of seven letters...each can be formed from the digits 1, 2, 3, 4, 5, 6? 6. How many elevens can be chosen from 20 players if only 6 of the 20 are qualified to play behind... | |
 | John Wesley Young, Frank Millett Morgan - Functions - 1917 - 586 pages
...boys are always together ? (d) Two given boys are never together ? 3. How many numbers of three digits each can be formed from the digits 1, 2, 3, 4, 5, 6, 7, when (a) A repetition of digits is allowed ? (6) A repetition of digits is not allowed ? 4. How... | |
 | Arthur Sullivan Gale, Charles William Watkeys - Functions - 1920 - 464 pages
...with a consonant? How many will have the vowels together? 3. How many different numbers less than 1000 can be formed from the digits 1, 2, 3, 4, 5, 6? 4. In how many ways may first and second prizes be awarded, if there are 12 competitors in a race?... | |
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How many 6-digit numbers can be formed from the digits 1, 2, 3, 4, 5, 6, 7, 8, 9 if each number has 3 odd and 3 even digits and no two digits are alike? 
