MITSUBISHI 3000GT TRANSMISSION REVERSE

I Just Bought A 1996 Mitsubishi 3000gt Vr4 And Sometimes When I Put It Into Reverse It Makes A Grinding Noise And The Car Won't Move So I...

My Car Wont Go Into Fifth Gear Or Reverse Seems Like I Cant Go Over Far Enough I Either Go Into 3rd Or Fourth

I Have A Problem With My Gearbox. It Goes Forward In Nuetral And Doesnt Move Anywhere In Reverse? So What Would The Problem Be? Nothing...