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I Think it Totaly depends on your self... that what much stuff u can handle.... but i think you should try at;least first whether you can manage them selfly... otherwise coaching is always thr and you also hav enough tym

 i think u have enough time to manage both group

i think u shud join coaching of pr sub such as costing fm as it helps.rest depends on u

You go For Both the Groups.Concentrate More on Ist Group when Compared to 2nd. Try to Clear Both the Groups