"I didn't say I was getting an atar of 97.5, I'll probably get 99.5" HAAHHAH I'm only laughing because that is so far beyond my reach and kind of an absurd statement but if you think you are getting that well done!
found it alright hoping for 80% - probability fucked me up the bum and the v^2 graph was a bit of a mindfuck with part iii) trying to find it all - if someone knew the answer to that it would be really cool! thank you!