Posted by **Nam** on Monday, April 12, 2010 at 10:37pm.

Mrs. Lopez wants to retile her 16 ft by 18 ft dining room.

a. How many 1 sq ft tiles does she need? I calculated 288 tiles

b. She changes her mind and wants to use 4 in by 4 in square tiles. How many square tiles does she need? I'm stump on how to answer this part of the question