Respuesta :

nancygoyal

Answer:

8000

Step-by-step explanation:

Total number of homes in given data is 7+33+56+42+12 = 150

Now out of 150 there is 12 homes who have 4 or more phones

Let's set up proportions

150 / 12 = 100,000 / X

x=100000×12 /150

X=8000

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