If taxi fares were $1.00 for the fist mil
问题:
If taxi fares were $1.00 for the fist
mile and $0.20 for each
mile there after, then the taxi fare for a 3-mile ride was
If taxi fares were $1.00 for the fist
mile and $0.20 for each
mile there after, then the taxi fare for a 3-mile ride was