Question

Out of 45 students participating in a debate. 20 are girls .the probability that winner is boys? 

a) 5/9

b) 4/9

c) -5/9

d) 9/5

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Answer 1

Answer:

No. of boys=45-20

=25

Probability of winner is boy=25/45

=5/9

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Answer 2

Answer:

kindly see the answer below...

Step-by-step explanation:

Here, given that total numbers of students participating in the debate is 45.

out of them 20 are girls.

so, the number of boys are=(45-20)

=25puples

therefore, the probability that winner is boys

$= \frac{25}{45}$

$= \frac{5}{9}$

so, the option (a) is correct...

Thanks a lot...