Classroom

Of the 26 pupils in the classroom, 12 boys and 14 girls, four representatives are picked to the odds of being:
a) all the girls
b) three girls and one boy
c) there will be at least two boys

Result

p1 =  0.067
p2 =  0.292
p3 =  0.641

Solution:

Solution in text p1 =
Solution in text p2 =
Solution in text p3 =







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Would you like to compute count of combinations? See also our permutations calculator. See also our variations calculator.

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