lol i had no idea for that question because didnt it say that salvage value would be 0. so when i did all my subsititutions i got
4root of 0/800 equals r, and that left me with like 0
so thats what i wrote!!
Do you think ill at least get say 1/2 mark for trying hehe i mean the damn thing is worth 4 marks!!!
ahhh failure smells good!!