In the following series, two terms are missing as shown by the question marks (?). Select the missing terms from the given options.
I-10, L-13, O-16, ?, ?, X-251
R-19, U-22
2
H-8, J-10
3
R-8, U-12
4
K-11, M-13
In the following series, two terms are missing as shown by the question marks (?). Select the missing terms from the given options.
I-10, L-13, O-16, ?, ?, X-25