SSC CPO 11 Nov 2022 Shift 1 Paper

Question : 10 of 200

Marks: +1, -0

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