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प्रश्न
The number of tiles of size 10 cm by 6 cm that can fit on a floor 4 m by 3 m is ______.
विकल्प
2000
200
4000
500
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उत्तर
The number of tiles of size 10 cm by 6 cm that can fit on a floor 4 m by 3 m is 2000.
Explanation:
We are asked to find the number of tiles of size 10 cm × 6 cm that can fit on a floor with dimensions 4 m × 3 m.
Step 1: Convert the floor dimensions to cm
The floor is 4 m × 3 m, but we need to convert these measurements to centimeters:
4 m = 400 cm,
3 m = 300 cm
So, the floor dimensions are 400 cm × 300 cm.
Step 2: Find the area of the floor
The area of the floor is:
Area of floor = 400 × 300 = 120,000 cm2
Step 3: Find the area of one tile
The area of one tile is:
Area of one tile = 10 × 6 = 60 cm2
Step 4: Find the number of tiles that fit on the floor
Now, to find the number of tiles that can fit on the floor, we divide the area of the floor by the area of one tile:
Number of tiles = `"Area of floor"/"Area of one tile"`
= `(120,000)/60`
= 2000
