Saurabh can complete a piece of work in 20 days. He worked for 5 days and left. Anirudh completed the remaining work in 12 days. If both of them had done the work together, the work would have been completed in how many days?
1
9
2
8\(\frac{8}{9}\)
3
9\(\frac{8}{9}\)
4
8