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There are 81 new houses being built in a neighborhood. Last month, 1 over 3
of them were sold. This month, 2 over 3 of the remaining houses were sold. How many houses are left to be sold?

Respuesta :

zexius
81 houses total.

[tex] \frac{1}{3} [/tex] of 81 (27) sold last month.

81 - 27 = 54 houses remaining.

[tex] \frac{2}{3} [/tex] of 54 (36) sold this month.

54 - 36 = 18 houses remaining.

There are 18 houses left to be sold.

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