A team can do a particular task in 10 days. Another team can do the same task in 20 days. In how many days will the job be finished, if both the teams work together?
1
\(6 \frac{3}{2}\) days
2
\(6 \frac{1}{3}\) days
3
\(6 \frac{2}{3}\) days
4
\(6 \frac{4}{3}\) days