A man wanted 200 tiles of the size 6 cm x 6 cm to cover the floor. When he went to the market he found that tiles of only 4 cm x 4 cm were available. How many tiles should he buy?
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Answer:
450
Explanation:
Total Area = 200 × 6×6
= 7200 cm²
If 4×4 then total tiles required =
7200 / 4×4
= 450
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