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12 votes
HELP ME PLEASE!!! i cant do this and it is due in 10 minutes.

25% of 7th grade classrooms are math classrooms. The 7th grade area has three math classrooms. How many classrooms are there in the seventh grade area?

User Danielle Madeley
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1 Answer

27 votes
27 votes

Answer:

  • 12 classrooms

Explanation:

25% of classrooms is 3, find 100%

  • 25% ⇒ 3
  • 100% ⇒ x

Since 100% is 4 times 25%, the corresponding number will also be 4 times greater:

  • x = 4*3 = 12
User Epicurist
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