The min requirement for Uni entry is to stop lowly qualified personal to pursue, and that is where your nephew is in now.
If ask for Tongkat way ---> go that way
If he is serious about teaching someone with this qualification, it would simply be a joke. BUt yes, he could retake SPM to get higher qulification.
Ask him dont malu, learning is important. learn how to tongkat your way up? jgnlah ask here