Read the questions given below and select the correct answer:
The table below shows the solubility of Substance X in 100 g of water at different temperatures.
| Temperature (°C) | 20 | 40 | 60 | 80 |
|---|---|---|---|---|
| Solubility (g) | 35 | 50 | 75 | 100 |
A student wants to dissolve \(75\) \(g\) of Substance X in \(100\) \(g\) of water. According to the table, what is the minimum temperature required?