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9. There are 80 houses in a neighborhood.

Company X provides electricity to1/4of the houses

Company Y provides electricity to
3/5
Company Z provides electricity to the rest
How many houses does each company provide electricity to?

Respuesta :

Answer is:

1/4 of 80 = 20 houses for company X
3/5 of 80 = 48 houses for company Y
80 - 20 - 48 = 12 houses for company Z.

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