Question: a cistern 8 m long and 6 m wide contains water up to a breadth of 1 m 85 cm . find the total area of the wet surface .
A) 102 m sqaure
B) 100 m sqaure
C) 152 m sqaure
D) 164 m sqaure
E) none of these
Correct answer: b
Grade: 6 | Topic: Geometry | Difficulty: Medium | Standard: 6.G.A.4