Difference between revisions of "2017 AMC 10B Problems/Problem 11"
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==Problem== | ==Problem== | ||
| − | + | At Typico High School, <math>60%</math> of the students like dancing, and the rest dislike it. Of those who like dancing, <math>80%</math> say that they like it, and the rest say that they dislike it. Of those who dislike dancing, <math>90%</math> say that they dislike it, and the rest say that they like it. What fraction of students who say they dislike dancing actually like it? | |
| + | <math>\textbf{(A)}\ 10%\qquad\textbf{(B)}\ 12%\qquad\textbf{(C)}\ 20%\qquad\textbf{(D)}\ 25%\qquad\textbf{(E)}\ 33\frac{1}{3}%</math> | ||
==Solution== | ==Solution== | ||
Placeholder | Placeholder | ||
Revision as of 13:32, 16 February 2017
Problem
At Typico High School, $60%$ (Error compiling LaTeX. Unknown error_msg) of the students like dancing, and the rest dislike it. Of those who like dancing, $80%$ (Error compiling LaTeX. Unknown error_msg) say that they like it, and the rest say that they dislike it. Of those who dislike dancing, $90%$ (Error compiling LaTeX. Unknown error_msg) say that they dislike it, and the rest say that they like it. What fraction of students who say they dislike dancing actually like it?
$\textbf{(A)}\ 10%\qquad\textbf{(B)}\ 12%\qquad\textbf{(C)}\ 20%\qquad\textbf{(D)}\ 25%\qquad\textbf{(E)}\ 33\frac{1}{3}%$ (Error compiling LaTeX. Unknown error_msg)
Solution
Placeholder
See Also
| 2017 AMC 10B (Problems • Answer Key • Resources) | ||
| Preceded by Problem 10 |
Followed by Problem 12 | |
| 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 | ||
| All AMC 10 Problems and Solutions | ||
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions. 
