Break Up Details (Don's use Rate, its PWD rate 2008)

(i) Price for per sqm (4.66 kg) 1 sqm. @ 368.14 Per sqm. = 368.14
(ii) Screws, limpet, washer etc. 0.03 = 11.04
(iii) Labour cost = 33.91
Total = 413.09
Profit 0.1 = 41.31
Overhead 0.035 = 14.46
= 468.86
Add VAT with adjustment factor 1.04712 0.045 = 22.09
Grand total = 490.95
Rate per sqm. = 490.95
Say, 491 .00 Per sqm.