Bedroom area is 16mm, with the side length is 30cm square tiles to shop, at least how many tiles
30 cm, 10 is 0.9 square meters
16 square meters is 178 yuan, plus 3% loss is 183 yuan
30 cm, 10 is 0.9 square meters
16 square meters is 178 yuan, plus 3% loss is 183 yuan