3,4,12,18,44,()
A.44
B.56
C.78
D.79
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3,4,12,18,44,() A.44 B.56 C.78 D.79
:6/28,21/98,18/84,9/42,()A.25/60 B.12/44 C.12/56 D.25/78
3,4,12,18,44,()A.44B.56 C.78 D.79
3,6,12,2l,33,() A.44B.46C.48 D.50
3,4,12,18,44,()A.44B.56C.78 D.79
3,4,12,18,44,()A.44B.56C.78D.79