Caroline is tiling her bathroom floor. Each tile is a square, with 25 cm sides.
The bathroom floor is in the shape of a rectangle, 4.5m by 2 m.
a How many packs of tiles does Caroline need?
b What is the total amount that Caroline pays for the tiles?
Tile sale! Usual price $15 per pack. 10 tiles per pack Buy more than 10 packs and get 20% off the total price!
Please answer step by step!
Thanks!
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