How much does it cost to park in Yibin West Station for three days?

5 yuan on the first day, 7 yuan on the second day and 10 yuan on the third day, including 22 yuan. The three-day parking fee for Yibin West Railway Station is: 5 yuan on the first day, 7 yuan on the second day and 10 yuan on the third day, including 22 yuan. This is because 5 yuan is charged according to the parking standard of Yibin West Station on the first day, 7 yuan on the second day and 10 yuan on the third day. Therefore, the charging standard for parking in Yibin West Railway Station for three days is: 5 yuan on the first day, 7 yuan on the second day, 10 yuan on the third day, including 22 yuan.