lindamillscotton90
18.07.2019 •
Mathematics
There are 6 boys and 6 girls in a room. what is the probabilitythat the two children chosen at random will be one girl and one boy?
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Ответ:
P(second is a girl) = 6/11
P(first boy then a girl) = 1/2 * 6/11 = 6/22 = 3/11
by a similar process P( girl then a boy) = 3/11
So the required probability = 3/11 + 3/11 = 6/11 Answer
Ответ:
1. 6
2. 14
3. 10
4. i dont know
5. 13
Step-by-step explanation: