**(01) If the areas of the three adjacent faces of a cuboidal box are 120 sq cm, 72 sq cm and 60 sq cm respectively. Then find the volume of the box**

**Hence volume of the box is 720 cu cm**

**(02) The cost of paint is Rs 36.5 per kg. If 1 Kg of paint covers 16 square feet. How much will it cost to paint outside of a cube 8 feet each side**

**(03) The dimensions of a piece of iron in the shape of cuboid are 270 cm * 100 cm * 64 cm. If it is melted and recast into a cube , then the surface area of a cube will be?**

Hence the surface area of cube is **86,400 sq cm**

**(04)** **How many cubes of 10 cm edge can be put in a cubical box of 1 m edge?**

**(05) A rectangular box measures internally 1.6 m long, 1m broad and 60 cm deep. The number of cubical blocks each of edge 20 cm that can be packed inside the box is?**

Hence 120 cubes can be packed inside the box