A and B enter into partnership with capital as 7:9. At the end of 8 months, A withdraws. If they receive the profits in the ratio of 8:9 find how long B’s capital was used?

A and B enter into partnership with capital as 7:9. At the end of 8 months, A withdraws. If they receive the profits in the ratio of 8:9 find how long B’s capital was used?

A. 6 months
B. 8 months
C. 10 months
D. 7 months
Explanation:
7 * 8 : 9 * x = 8:9 => x= 7