5. Find the probability of randomly selecting a seventh grader from a school that has 250 sixth graders, 225 seventh graders, and 275 eighth graders. Write the answer as a fraction in simplest form.

Respuesta :

number of sixth grade = 250

number of seventh grade = 225

number of eigth grade = 275

Total graders = 250 + 225 + 275 = 750

Therefore, the probability of randomly selecting a seventh grader will be

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