 
 <translate> Use some thinking to answer the following question. The inverse ratio of 3: 5: 1 is?
Options:
(A) 2:3:7
(B) 5:3:15
(C) 2:3:2
(D) 2:3:6
(E) 2:3:1 <ibo> Chebara ajụjụ na-esonụ echiche. Nkọwapụta nke 3: 5: 1 bụ? Nhọrọ: (A) 2:3:7 (B) 5:3:15 (C) 2:3:2 (D) 2:3:6 (E) 2:3:1 