Final answer:
The cost of parking at Safeco Field for Seattle Mariners games typically ranges from $10-$20.
Step-by-step explanation:
The cost of parking at Safeco Field may vary depending on factors such as the day of the week, time of day, and the event being held. However, as of 2021, a general parking pass for Seattle Mariners games at Safeco Field is typically around $10-$20. This price is subject to change, so it's always a good idea to check the latest information on the official Safeco Field website or contact their customer service.