Maths

sorry yesterday i didn't post.
because i was doing my maths homework.
the maths damn hard.
they ask questions like:
B=12000
BA=69000
find A.
wtf?
then the answer script write that the answer is 5.75.
HOW THE F DO WE GET THAT?!?!?!??!??
ok la.
lunch time soon.
going to eat at macdonalds..
wait.
going to eat macdonalds.
YUMMMMMMMMMMMMMM