What is the value of x?

a.) 30
b.) 60
c.) 36
d.) 48

Find x & pleeeeaaaassseeee me !

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250