A , B , and C started a partnership business by investing $27,000 , $72,000 , and $81,000 respectively. At the end of the year , the profit was distributed among them. If C's share of profit is $18,000, what is the total profit?
Choose the correct choice from the following.
A) $24,000
B) $32,000
C) $40,000
D) $48,000
E) $56,000
A:B:C = 27000:72000:81000 which is a ratio of 3:8:9.   Let the total profit be x.   x * 9/20 = 18000   x = 18000*20/9 = 40,000.   The answer is $40,000.
<result>C</result>
A , B , and C started a partnership business by investing $27,000 , $72,000 , and $81,000 respectively. At the end of the year , the profit was distributed among them. If C's share of profit is $18,000, what is the total profit?