#### A road roller has a diameter of 0.7 m and its width is 1.2 m. Find the least number of revolutions that the roller must take in order to level a playground of size 120 m × 44 m.

**Solution:**

#### A company packages its milk powder in cylindrical container whose base has a diameter of 14 cm and height 20 cm. Company places a label around the surface of the container (as shown in the figure). If the label is placed 2 cm from top and bottom, what is the area of the label?

**Solution:**

#### The sum of the radius and height of a cylinder is 37 cm and the total surface area of the cylinder is 1628 cm^{2}. Find the height and the volume of the cylinder.

**Solution:**

**More Solutions:**

- In the adjoining figure, ABCD is a square grassy lawn of area 729 m2.
- Each side of a rhombus is 13 cm and one diagonal is 10 cm. Find
- Find the area of a rhombus whose side is 6.5 cm and altitude is 5 cm.
- From the given diagram, calculate the area of trapezium ACDE
- The perimeter of a trapezium is 52 cm. Find the area of the trapezium.
- From the adjoining sketch, calculate the length AD
- Find the area of each section of the frame, if the width of each section is same.