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there are 30 rooms available to house 42 students . if each room is occupied by either one or two students, how many rooms are occupied by just one student ?

Respuesta :

Answer:

18 rooms

Step-by-step explanation:

  1. 42-30=12
  2. 30 rooms are already occupied so you would minus 30 and 12. (30-12=18)

Hope that helps!

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