4, 3/2, 20/27, 7/16, 36/125, ( )A.39/144B.11/54C.68/196D.7
4, 3/2, 20/27, 7/16, 36/125, ( )
A.39/144
B.11/54
C.68/196
D.7
相关考题:
216(64/100) ( ) 64(100/144) 27(121/169) 8(144/196)A. 125(85/117)B. 152(86/122)C. 125(81/121)D. 106(79/123)