Heathjames Heathjames

23-04-2020
Mathematics

contestada

What is the probability of selecting a seventh-grader from a school that has 250 sixth-graders, 225 seventh-graders, and 275 eighth-graders?

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treviglaslibrary treviglaslibrary

23-04-2020

Answer:

3/10 or 0.3 or 30%

Step-by-step explanation:

Its 225/750 total students

We simplify this by dividing by 5

45/150

Divide by 5 again

9/30

Divide by 3

3/10

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