120,24,6,2,1,()
A.1
B.0.1
C.0.25
D.0.1252
1,1,2,6,24,() A,25;B,27;C,120;D,125
1 1 2 6 24() A.11 B.50 C.80 D.120
3/5×0.25÷0.15的值是()。 A.1B.1.5C.1.6D.2.0
120,24,6,2,1,() A.1 B.0.1 C.0.25 D.0.1252
1,1,2,6,24,120, ()。A.620B.720C.820D.680