A cab company charges $8 per mile for a lift to the airport, which is proportional since 0 miles cost $0. What change would the company make to their charges to make this a nonproportional situation? Responses Charge $12 per mile instead of $8 Charge $12 per mile instead of $8 Charge $4 per mile instead of $8 Charge $4 per mile instead of $8 No changes are needed No changes are needed Charge a flat rate of $10 and then $8 per mile Charge a flat rate of $10 and then $8 per mile Charge no flat rate and no $ per mile

The change that would make this a nonproportional situation is:

Charge a flat rate of $10 and then $8 per mile