1990 AJHSME Problems/Problem 14: Difference between revisions
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{{AJHSME box|year=1990|num-b=13|num-a=15}} | {{AJHSME box|year=1990|num-b=13|num-a=15}} | ||
[[Category:Introductory Probability Problems]] | [[Category:Introductory Probability Problems]] | ||
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Revision as of 23:06, 4 July 2013
Problem
A bag contains only blue balls and green balls. There are 
blue balls. If the probability of drawing a blue ball at random from this bag is 
, then the number of green balls in the bag is
Solution
The total number of balls in the bag must be 
, so there are 
green balls 
See Also
| 1990 AJHSME (Problems • Answer Key • Resources) | ||
| Preceded by Problem 13 |
Followed by Problem 15 | |
| 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 | ||
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