If the height of a cuboid is increased by 2cm, it will become a cube. The surface area of the cuboid will be increased by 56cm. The volume of the cuboid is

If the height of a cuboid is increased by 2cm, it will become a cube. The surface area of the cuboid will be increased by 56cm. The volume of the cuboid is

Bottom length = 56 △ 2 △ 4 = 7 cm
Original height = 7-2 = 5cm
Volume = 7 × 7 × 5 = 245 CC