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?  Select the correct option
A) 6 months	B) 8 months	C) 10 months	D) 7 months	E) 9 months
7 * 8 : 9 * x = 8:9 =&gt; x= 7   ANSWER:7 months
<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?