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13 votes
13 votes
There are 10 boys and 10 girls. What is the probability that 2 boys will be chosen

User Ezaldeen Sahb
by
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2 Answers

15 votes
15 votes

Answer:

Approximately 24%.

Explanation:

There are
_(10)C_2=45 ways of choosing two boys and
_(20)C_2=190 ways of choosing two kids (boys or girls). So the probability of getting two boys is
45/190=0.23684210526.

User Nanda Z
by
3.0k points
12 votes
12 votes

Answer:

about 24%

Explanation:

1/2 times 9/19

0.5 times 9/19

is about 0.24

0.25 mean about 24%

User Artemonster
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2.8k points