If y varies directly with x and Y equals 12 when X equals four what is the constant of proportionality

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

What is the volume of this container?

Aschool had an election where the candidates received votes in the ratio 1: 2: 3. if the winning candidate received 210 votes, how many total people voted in the election?