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

User Necronet
by
8.4k points

2 Answers

4 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 Anfernee
by
8.8k points
6 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 Mwalsher
by
8.0k points

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