8. Two rooms of floor sizes 5 m by 3 m and 6 m by 5 m were to be tiled

1.	8. Two rooms of floor sizes 5 m by 3 m and 6 m by 5 m were to be tiled with square tiles of side50 cm each. How many tiles will be needed in all?
Answer» Area of first room= lengthbreadth=53 m²=15 m² Area of second room= lengthbreadth=65 m²=30 m² Total area of rooms= 30+15 m²=45 m² Area of square tile= 0.5*0.5 m²=0.25 m² Number of tiles required=45/0.25=180 tiles

8. Two rooms of floor sizes 5 m by 3 m and 6 m by 5 m were to be tiled with square tiles of side50 cm each. How many tiles will be needed in all?

Answer»

Area of first room= length*breadth=5*3 m²=15 m²

Area of second room= length*breadth=6*5 m²=30 m²

Total area of rooms= 30+15 m²=45 m²

Area of square tile= 0.5*0.5 m²=0.25 m²

Number of tiles required=45/0.25=180 tiles