Question 1175996
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Hi
*[illustration rectangular_solid.png].
 w = 2.5m, l = 3.6m,  h = 2m

Surface = 2lw + 2lh + 2wh
 S = 2(3.6)(2.5) + 2(3.6)(2) + 2(2.5)(2) = 18 +  14.4 + 10 = 42.4m^2

 75¢/square meter yes

cost of painting the outer surface  = 42.4*.75/m = $31.80 

Wish You the Best in your Studies.
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