I swear 15 is B 3 days, not A 0 days.
Because if you look at the path, intially it all adds up to 14 days. But when it gets delayed by 6 days, it adds up to 17 days. so it's 3 days.
Re: HSC 2015 2U Marathon
I hope so haha because I actually work harder in maths than eco lol. I was too complacent for eco and was fked up by it yesterday