Which table shows a proportional relationship?


r 3 6 10 12 15
s 2 4 6 8 10

p 1 3 5 7 9
q 0 2 4 6 8

x 1 2 3 4 5
y 9 10 11 12 13

b 1 4 5 7 11
c 3 12 15 21 33