Seema and Abhi enter into a partnership with capitals in the ratio 9 ∶ 7, at the end of 7 months, Seema withdraws her capital. If the profit received is in the ratio 9 ∶ 11, Find the time for which Abhi’s capital was invested?
1
12 months
2
10 months
3
11 months
4
13 months
5
20 months