1.

38 m (c) 36 m2 (BT 40 m2A cube of edge 5 cm is cut into cubes, each of edge 1 cm. The ratio ofthe total surface area of one of small cubes to that of the large cube is :8.(C) 1:625 (D) 1:259, Find the cost of

Answer»

Surface area of cube of 5 cm=6*5²=150cm²surface area of 1 cube of 1 cm=6*1²=6cm²ratio=6:150=1:25



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