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" ... applicants of whom 8 are women and 10 are men? 19. Fifteen points lie in a plane in such a way that 5 of the points are on one straight line and, apart from these, no 3 points are collinear. Find the total number of straight lines that can be obtained... "
Advanced Algebra - Page 158
by William Charles Brenke - 1917 - 196 pages
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A Text-book on Advanced Algebra and Trigonometry, with Tables

William Charles Brenke - Algebra - 1910 - 376 pages
...„P„ = \n. Exercises. 1. How many numbers of four figures each can be formed from the digits 1, 2, 3, 4 ? 2. How many 3-figure numbers can be formed...many changes can be rung with 8 bells, 4 at a time? 264. Combinations. — A combination is a group of objects, without reference to their arrangement....
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Mathematics for Agricultural Students

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...
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An Introduction to Mathematical Analysis

Frank Loxley Griffin - Calculus - 1922 - 548 pages
...of the men can play in the line only, and two others in the backfield only? 11. How many six-place numbers can be formed from the digits 1, 2, 3, 4, 5, and 6, if 3 and 4 are always to occupy the middle two places? 12. In renumbering a city's streets,...
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Excel Essential Skills: Year 12 HSC General Mathematics : Revision and Exam ...

A. S. Kalra - Juvenile Nonfiction - 2004 - 306 pages
...or custard. In how many different ways can dessert be served? QUESTION 5 How many different 3-digit numbers can be formed from the digits 1, 2, 3, 4, 5, 6 and 7, if the digits may be repeated? QUESTION 6 Some number plates in NSW have 3 letters followed...
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Excel HSC Maths Extension 1

S. K. Patel - Excel HSC. - 2005 - 302 pages
...required number of arrangements in which boys and girls alternate is 36 + 36 = 72. How many four-digit numbers can be formed from the digits 1, 2, 3, 4, 5, 6, 7, 8 if repetitions are not permitted? Find the probability that the number contains 1, 2, 3, 4...
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