PLEASE SOLVE FOR ME <3 NO SPAM OR RANDOM ANSWERS INCLUDING LINKS. :/ I RLLY NEED THIS.

Question:
At the dance, soft drinks were 4 for $2.20 this use relationship to fill in the table.

A.) fill in the table:
# of drinks: 1 2 3 4
Princes ($) | | | | |

B.) why is the constant of proportionality?

C.) if you were to buy 22 soft drinks, how much would it cost?

THANK YOU TO WHOEVER ACTUALLY SOLVES THIS <333 :) HAVE A NICE DAY!