February 19, 2017

Homework Help: math

Posted by MP on Friday, January 18, 2013 at 10:05am.

In a house made up of 9 rooms, 6 rooms have painted walls, 2 rooms have ceramic tiled walls and 1 room has both painted and ceramic tiled walls. How many rooms do not have either painted or ceramic tiled walls?
(Venn diagram required)

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