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Amanda [17]
3 years ago
10

There are 7 students in a class: 5 boys and 2 girls.

Mathematics
1 answer:
Ivenika [448]3 years ago
8 0

Answer:

2/7

Step-by-step explanation:

1. You have to find the probability that a boy will be picked three diferent times

2. # of boys/total #of students

3. 5/7

4. Now that one boy is picked, there is only a total of 6 students left and only four boys so your proportions change

5. 4/6

6. Now there is only 5 students left and 3 boys left

7. 3/5

8. Multiply these proportions together

9. 5/7 times 4/6 times 3/5 = 2/7

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