The total number of dresses Kanchan had to dye are \(30\).
The number of dresses Kanchan has finished dyeing is \(20\).
Therefore, the fraction of dresses she finished dyeing is \(\frac{20 }{ 30}\),
This can be expressed as \(\frac{2}{ 3}\).
Complete the drawing shown in Fig. 9.14 to indicate where the free ends of the two wires should be joined to make the bulb glow