A cistern 5 m long and 2 m wide contains water up to a breadth of 1 m 10 cm. Find the total area of the wet surface.	Choose the correct choice from the following choices.
A) 42 m sqaure
B) 49 m sqaure
C) 25 m sqaure
D) 28 m sqaure
E) None of these
Explanation:   Area of the wet surface =   2[lb+bh+hl] - lb = 2 [bh+hl] + lb   = 2[(2*1.1+5*1.1)]+5*2 = 25 m square   Option 25 m sqaure
<result>C</result>
A cistern 5 m long and 2 m wide contains water up to a breadth of 1 m 10 cm. Find the total area of the wet surface.