The number of A is (1/3) of the total number of B and C, the number of C is (1/4) of the total number of A and B, and the number of B accounts for 〔〕% of the total number of A, B and C.
甲数是乙、丙总数的(1/3)，丙数是甲、乙总数的(1/4)，乙数占甲、乙、丙总数的〔〕%．
<result>55</result>