In the following mixed series, one term is missing. Find out the missing term.
A289C, E256G, I225K, ?, Q169S, U144W1
N169P
2
M189O
3
M196O
4
N189P
In the following mixed series, one term is missing. Find out the missing term.
A289C, E256G, I225K, ?, Q169S, U144W