उस विकल्प का चयन कीजिए जो तीसरे अक्षर-समूह से उसी प्रकार संबंधित है जैसे दूसरा अक्षर-समूह, पहले अक्षर-समूह से संबंधित है। REG : SDH :: UFC : ?

Based on a certain logic, 'ZY5' is related to 'UT15'. Similarly, 'ML20' is related to 'HG30'. Following the same logic, to which of the following is 'RQ40' related?

Select the related letter pair from the given alternatives: HU : JW :: ?

According to a certain logic, 'ZY5' is related to 'UT15'. Similarly, 'ML20' is related to 'HG30'. Following the same logic, to which of the following is 'RQ40' related?