Difference between revisions of "2002 AMC 8 Problems/Problem 12"
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Revision as of 00:42, 5 July 2013
Problem
A board game spinner is divided into three regions labeled ,
and
. The probability of the arrow stopping on region
is
and on region
is
. The probability of the arrow stopping on region
is:
Solution
Since the arrow must land in one of the three regions, the sum of the probabilities must be 1. Thus the answer is .
See Also
2002 AMC 8 (Problems • Answer Key • Resources) | ||
Preceded by Problem 11 |
Followed by Problem 13 | |
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 AJHSME/AMC 8 Problems and Solutions |
The problems on this page are copyrighted by the Mathematical Association of America's American Mathematics Competitions.