Difference between revisions of "1991 AHSME Problems/Problem 15"
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A circular table has 60 chairs around it. There are <math>N</math> people seated at this table in such a way that the next person seated must sit next to someone. What is the smallest possible value for <math>N</math>? | A circular table has 60 chairs around it. There are <math>N</math> people seated at this table in such a way that the next person seated must sit next to someone. What is the smallest possible value for <math>N</math>? | ||
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| + | <math>\text{(A) } 15\quad | ||
| + | \text{(B) } 20\quad | ||
| + | \text{(C) } 30\quad | ||
| + | \text{(D) } 40\quad | ||
| + | \text{(E) } 58</math> | ||
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== Solution == | == Solution == | ||
<math>\fbox{B}</math> | <math>\fbox{B}</math> | ||
Revision as of 15:31, 28 September 2014
Problem
A circular table has 60 chairs around it. There are 
people seated at this table in such a way that the next person seated must sit next to someone. What is the smallest possible value for ?
Solution
See also
| 1991 AHSME (Problems • Answer Key • Resources) | ||
| Preceded by Problem 14 |
Followed by Problem 16 | |
| 1 • 2 • 3 • 4 • 5 • 6 • 7 • 8 • 9 • 10 • 11 • 12 • 13 • 14 • 15 • 16 • 17 • 18 • 19 • 20 • 21 • 22 • 23 • 24 • 25 • 26 • 27 • 28 • 29 • 30 | ||
| All AHSME Problems and Solutions | ||
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions. 
