How would the right side need to change

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

Miranda is braiding her hair.then she will attach beads to the braid.she wants 1_3 of the beads to be red.if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?