Estimating and Costing
The unit of measurement is per quintal for the following:

M.S. reinforcement of R.C.C. works
Collapsible gates with rails
Rolling shutters
Expanded metal wire netting

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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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Estimating and Costing
The correct Prismoidal formula for volume is

D/3 [first area + last area + 2 Ʃ Even area + 4 Ʃ odd areas]
D [first area + last area + Ʃ Even area + 2 Ʃ odd areas]
D/3 [first area + last area + 4 Ʃ Even area + 2 Ʃ odd areas]
D/6 [first area + last area + 2 ∑ Even area + 4 ∑ odd areas]

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