gia has 80 tiles. each tile is white and blue. she arranges the tile in 8 equal rows. each row has an equal number of white and blue tiles. how many blue tiles are in each row?

  5

Step-by-step explanation:

80 tiles in 8 equal rows means there are 80/8 = 10 tiles in each row. If half the tiles in a row are blue, there are 10/2 = 5 blue tiles in each row.

5

Step-by-step explanation:

80 divided by 8 = 10 divided by 2 = 5