seiyaluvsusagi seiyaluvsusagi

18-04-2020
Mathematics

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There are 9 students in a class: 5 boys and 4 girls.If the teacher picks a group of 4 at random, what is the probability that everyone in the group is a boy?

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noorjahanhossain13 noorjahanhossain13

18-04-2020

Answer:

(5/9)(4/8)(3/7)(2/6)=120/3024=0.0397

(5C4)/(9C4)=0.0397

Step-by-step explanation:

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