Question

Rohini plans to tile her room floor with white square tiles. Each side of the tile is

10cm. Her room is 210cm in length and 160cm wide. How many tiles will she need
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Answer 1

Step-by-step explanation: Area of floor = 210×160

33600 cm^2

Total no of tiles = area of floor /area of each tile

33600/10×10

336 tiles