A and B alone can do a piece of work in 30 days and 40 days respectively. If they work on alternate days and B starts the work on the first day, then in how many days will the work be completed?
1
\(34 \frac{1}{3} \\ \) the day
2
\(34 \frac{2}{3} \\ \) the day
3
\(17 \frac{1}{7} \\ \) the day
4
\(17 \frac{1}{3}\) the day