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Justin is redoing his bathroom floor with tiles measuring 6in by 13 in. the floor has an area of 8,500 in². what is the least number of tiles he will need?
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Justin is redoing his bathroom floor with tiles measuring 6in by 13 in. the floor has an area of 8,500 in². what is the least number of tiles he will need?

User Debbee
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1 Answer

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area\ of\ floor\ : A= 8500\ in^2\\\\Tiles:6\ in\ x\ 13\ in\\\\Area\ of\ one\ tile:\\\\A_t=6*13=78\ in^2\\\\Number\ of\ tiles:\ (A)/(A_t)=(8500)/(78)=108,9\approx109\\\\He\ will\ need\ 109\ tiles.
User Vonnette
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