#### The surface area of a cube is 384 cm^{2}. Find

(i) the length of an edge

(ii) volume of the cube.

**Solution:**

#### Find the total surface area of a solid cylinder of radius 5 cm and height 10 cm. Leave your answer in terms of n.

**Solution:**

#### An aquarium is in the form of a cuboid whose external measures are 70 cm × 28 cm × 35 cm. The base, side faces and back face are to be covered with coloured paper. Find the area of the paper needed.

**Solution:**

**More Solutions:**

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- Water flows through a cylindrical pipe of internal diameter 7 cm at 5 m per sec.
- Two cylindrical vessels are filled with milk. The radius of one vessel is 15 cm
- A wooden pole is 7 m high and 20 cm in diameter. Find its weight