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?	Answers
A) 8 B) 9 C) 4 D) 7 E) 1
7 * 8 : 9 * x = 8:9   =&gt; x= 7   Answer: 7
<result>D</result>
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?