PLEASE ANSWER ASAP WILL GOVE BRAINLIEST TO CORRECT ANSWER!!!

Select each situation that can represent a proportional relationship.

The price of buying x avocados at $4 a pound

The total amount a taxi driver earns who charges a base price of $3 plus an additional $1 per mile for m miles

The total amount of toys a child earns when he earns two toys a week for W weeks

The total amount a garden urns who charges a one time fee of $10 plus $15 an hour for gardening r hours