Estimating and Costing
In long and short wall method of estimation, the length of long wall is the centre to centre distance between the walls and

Half breadth of wall on each side
Breadth of the wall
None of these
One fourth breadth of wall on each side

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Estimating and Costing
Pick up the correct statement in case of water supply.

Cutting through walls and floors are included with the item
All of these
Pipes laid in trenches and pipes fixed to walls are measured separately
Pipes are classified according to their sizes and quality

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