Answer Posted / vikram

You need to use
SQ> Agg > TGT

>>> In AGG Ports>>>
Subject
Marks
O_maths = max(marks, subject='maths')
0_science = max (marks, subject ='science')
O_Social= max (marks,subject='social')

>>>>TGT
O_maths -> Maths
O_Scie -> Science
O_Social -> Social

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