MK: 169/121 : JH :?
A100/81
B100/64
C81/100
D64/100
A100/81
B100/64
C81/100
D64/100
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