Well.. .not exactly what you're asking, but the relationship of them is

so... hmm to add some
for example let's say
Can you add a picture? I don't see a circle. I will answer this question if you add a picture.
the answer is $19,because you add the cost of 2 adult tickets 18$ and the cost of 1 student ticket 3$ and get 19$
I would say 7,000,000,000,000,000,000,00,00,,0000,00