Question

In a class, there are 15 boys and 10 girls. One student is selected at random. What is the
probability that a girl is selected?

Answer 1

Answer:

Total students=15+10=25

No. of girls=10

Probability= 10 = 2

25 5

Answer 2

Answer:

n(s) = 15 + 10 = 25

n(e) = 10

P(E) = n(e)/n(s)

      = 10/25 = 2/5

Probability = 2/5

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