I voted 8, but possibly because I barely studied at all. It wasn't overly difficult, only some questions were slightly weirdly worded and I also overthought too many of the questions. K.I.S.S...
Yes I said it was an Eclipsing binary system as demonstrated by the light curve. I calculated the mass of the system and also the brightness ratio. I suggested the possibility for calculating the distance but did not actually calculate it. I stated that Star B was a White Dwarf and Star A was...
I haven't had an exam since Maths. My next exam is Physics. I'm treating this gap as a holiday, and I never had the drive/tenacity in the first place anyway.