a rug in the shape of a regular quadrilateral has side length of 20ft. what is the perimeter of the rug?
2 answers:
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Answer :
- Total number of people in the room = 18
- Number of people with red hair = 2
- Number of people not with red hair = 18 - 2 = 16
- Probability of picking a person who doesn't have red hair =
Probability = 16/18
Reduce the fraction with 2
Probability = 8/9