This is really easy. You find the volume of the lead sheet by multiplying 95 cm x 45 cm x .15 cm, and then you divide it by 11.3 to get your answer in grams.
Well, uh, you're gonna need a bachelors degree first, so you have to transfer for a traditional university. Pre-law is pretty lax. Speech is a definite one you will have to get out of the way. You might as well take that at comm college.