alexthebest4430 alexthebest4430
  • 15-11-2017
  • Mathematics
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3 students are selected from a class that has 10 boys and 5 girls. what is the probability that 1 boy and 2 girls are selected?

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Аноним Аноним
  • 15-11-2017
Chances of drawing a boy the first time = 12/16. 
Chances of drawing a boy the second time = 11/15. 
Chances of drawing a boy the third time = 10/14. 

(12/16)(11/15)(10/14) = about 39.3%.
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