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A cistern 6 m long and 4 m wide conta...

A cistern 6 m long and 4 m wide contains water up to a depth of 1 m 25 cm. The total area of the wet surface is (a) 49 m2     (b) 50 m2     (c) 53.5 m2     (d) 55 m2

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RS AGGARWAL-VOLUME AND SURFACE AREAS-All Questions
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