MATH MATH AND MORE MATH!!!!!!!

OMG i swear this math is killing me slowly! i just had to email the school and ask for help the book doesnt tell what calculations to perform it just tells you perform the calcualtions.......DUH WHAT CALCULATIONS!!!!???? anyway hahaha i will get a reply back soon i hope......if i dont oh well ill just fail the class and go on to work at some crappy coffe shop or something which will SUCK!!! lol but oh well......