Question

There are 11 boys and 9 girls in a class.
The teacher picks at random a student from the class.
Find the probability this student is a boy.

Answer 1

Answer:

Total students =11+9=20

P(Student is a boy) =9/20

Step-by-step explanation:

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Answer 2

Answer:

11/20

Step-by-step explanation:

probability = boys / total = 11/20.