Question

A square tile is having side of length 15 cm. How many such tiles would be required to cover the square floor of a bathroom of side 3 m?​

Answer 1

Answer:

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Step-by-step explanation:

Area of a square tile=side^2=15^2=225cm^2

Area of bathroom =side^2=3^2=9m^2=90000cm^2

Hence

Number of tiles=90000/225=400tiles

Answer 2

Answer:

Area of a square tile=side² = 15²= 225cm²

Area ofbathroom = side²

= 32 =9m² =90000cm²

Hence ,

Number of tiles = 90000/225 = 400tiles

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