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A room is 12.5 m long and 8 m wide. A square carpet of side 8 m is laid on its floor. The area of the floor which is not carpeted is ____ $m 2$ .

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Detailed Solution

A room is 12.5m long and 8m wide. A square carpet of side 8m is laid on its floor. The area of the floor which is not carpeted is 36

m 2

.
Given a room is 12.5 m long and 8 m wide. A square carpet of side 8 m is laid on its floor.
Area of room is,

= L e n g t h × B r e a d t h

= 12.5 × 8 = 100 m 2

Area of carpet is,

= 8 × 8 = 64 m 2

Now, the area left is,
= 100 – 64
= 36

m 2

.
Area not carpeted is 36

m 2

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