Concrete pipe

How much will cost cover a 6 m long concrete pipe with an outer radius 1.5 m and inner radius 0.8 meters if 1 m2 paint costs 24 €.

Correct result:

x =  2323.77 Eur

Solution:

x=24 2π (6 (1.5+0.8)+1.520.82)=2323.77 Eur=2.3103 Eur



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