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In a group of 294 students, 130 are seniors and 121 are males. Exactly one-half of seniors are females. If a student is randomly selected, what is the probability that the student is a senior or a female?
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In a group of 294 students, 130 are seniors and 121 are males. Exactly one-half of seniors are females. If a student is randomly selected, what is the probability that the student is a senior or a female?

User Brett Cannon
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8.2k points

2 Answers

4 votes
44% chance that the studnet a senior
22% chance that the student is a senior and female
37% chance that the student is female
User Kyr Dunenkoff
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8.6k points
4 votes
130/2=65
294-121=173

173+130-65=238
238/294=.7986
User Marc Polizzi
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8.0k points
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