The dimensions of a cuboid are 7 cm, 11 cm and 13 cm. The total surface area is :

Rita and Meeta both are having lunch boxes of a cuboid shape. Length and breadth of Rita's lunch box are 10% more than that of Meeta's lunch box, but the depth of Rita's lunch box is 20% less than that of Meeta's lunch box. The ratio of the capacity of Rita's lunch box to that of Meeta's lunch box is :

A rectangular water tank is 8 m high, 6 m long and 2.5 m wide. How many litres of water can it hold ?

Total surface area of a cube whose side is 0.5 cm is :

A larger cube is formed from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. The ratio of the total surface areas of the smaller cubes and the larger cube is :

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