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Ghella [55]
3 years ago
7

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?
Mathematics
2 answers:
zimovet [89]3 years ago
8 0

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 :)

astraxan [27]3 years ago
5 0

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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