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13-06-2020
Mathematics

contestada

There are 7 students in a class: 2 boys and 5 girls. If the teacher picks a group of 2 at random, what is the probability that every student chosen is a boy?

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khadija004 khadija004

29-06-2022

Answer:

1/21

Step-by-step explanation:

first round 2/7

second round 1/6

2/7×1/6=1/21

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