2,90,46,68,57,()
A.65
B.62.5
C.63
D.62
5,12,24, 36, 52, () A.58;B.62;C.68;D.72;
2,90,46,68,57,() A.65;B.62.5;C.63;D.62
5,12 ,24,36,52,(), A.58;B.62;C.68;D.72
12,14,19,29,46,()。 A.62B.68C.72D.76
2, 90, 46, 68, 57, ()。A. 65 B. 62. 5C. 63 D. 62