Based on the following table, what is the average number of screws manufactured in the unit over the given 6 months?
| Months | No. of screws manufactured, in thousand |
| Jan | 200 |
| Feb | 300 |
| Mar | 250 |
| Apr | 250 |
| May | 250 |
| Jun | 250 |
Convert 0.\(\overline{6}\) into a fraction:
\( \frac{2}{3} \)
\( \frac{4}{3} \)
\( \frac{2}{6} \)
\( \frac{6}{3} \)
What is the minimum number of lines required to make the following figure?