In a class of 35 students, 15 are seniors, 20 are females, and 7 are both a senior and a female. If I choose a student at random
, what is the probability I choose a female or a senior?
2 answers:
Answer:
<h2>1</h2>
Step-by-step explanation:
15 + 20 / 35
35/35 = 1 (certain)
The probability of choosing a female or senior is 1, because these are the only two groups represented in the class.
I'm always happy to help :)
Answer:
1.
Step-by-step explanation:
Prob ( Choosing a female) = 20/35
Prob ( Choosing a senior) = (15)/ 35 = 15/35
Requires probability = 20/35 + 15/35
= 35/35
= 1.
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