SSC JE Mechanical Engineering 27 Oct 2020 Shift 1 Papers

The pattern followed here is,
1st number x 4 = 2nd number.
3rd number x 4 = 4th number.
For,
4 : 16
4 : 4 x 4
Similarly,
5 : ?
5 : 5 x 4
5 : 20
'20' is related to the third number in the same way as the second number is related to the first number.
Hence, "20" is the correct answer.