3000 cubical blocks having a side 20cm are required to construct a wall of length 22.5m and breadth 40cm. if the wall has a window of 2.5m x 1m and a door of 2m x 2.5 m, find the height of the wall.
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3000 cubical blocks having a side 20cm are required to construct a wall of length 22.5m and breadth 40cm. if the wall has a window of 2.5m
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3000 cubical blocks having a side 20cm are required to construct a wall of length 22.5m and breadth 40cm. if the wall has a window of 2.5m x 1m and a door of 2m x 2.5 m, find the height of the wall.
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