A room of the floor dimensions $15.6 m \times 19.5 m$ .needs to be tiled with floor with the tiles length 150 cm and breadth 120 cm. The number of tiles required is ______.

169

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269

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100

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Solution

The correct option is A 169
First of all, we have to convert all the dimensions into the same unit.

Number of tiles = $\frac{A r e a o f f l o o r}{A r e a o f e a c h t i l e}$

Number of tiles = $\frac{1560 \times 1950}{150 \times 120}$

= 169 tiles

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A room of the floor dimensions 15.6m×19.5m.needs to be tiled with floor with the tiles length 150 cm and breadth 120 cm. The number of tiles required is ______.

The correct option is A 169First of all, we have to convert all the dimensions into the same unit. Number of tiles = Area of floorArea of each tile Number of tiles = 1560×1950150×120 = 169 tiles

A room of the floor dimensions $15.6 m \times 19.5 m$ .needs to be tiled with floor with the tiles length 150 cm and breadth 120 cm. The number of tiles required is ______.

The correct option is A 169
First of all, we have to convert all the dimensions into the same unit.

Number of tiles = $\frac{A r e a o f f l o o r}{A r e a o f e a c h t i l e}$

Number of tiles = $\frac{1560 \times 1950}{150 \times 120}$

= 169 tiles