12 : 143 : : 19 : ?
A391
B371
C360
D390
A391
B371
C360
D390
Related Questions:
Select the option that is related to the third term in the same way as the second term is related to the first term and sixth term is related to fifth term.
4 ∶ 18 ∶∶ 12 ∶ ? ∶∶ 7 ∶ 51