Pls answer this question 8....
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door -> l= 2m ,,, b= 1m
wall --> l = 4.5 ,, b= 3.6
area to white wash = are of wall - area of door
= 4.5*3.6 - 2*1
= 16.2 - 2
= 14.2 m^2
cost of white wash = 20/- per m^2
14.2m^2 = 20 * 14.4
= 284/-
cost of white wash wall = Rs. 284 /-
wall --> l = 4.5 ,, b= 3.6
area to white wash = are of wall - area of door
= 4.5*3.6 - 2*1
= 16.2 - 2
= 14.2 m^2
cost of white wash = 20/- per m^2
14.2m^2 = 20 * 14.4
= 284/-
cost of white wash wall = Rs. 284 /-
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