3. A city's taxi fare is as follows: the initial distance is 3 kilometers, with a base fare of 10 yuan, and after the initial distance, the charge is 2 yuan per kilometer; for distances exceeding 8 kilometers, the charge is 2.40 yuan per kilometer. A person takes a taxi to a place 20 kilometers away from the city to do some business, how much should they pay for the fare upon arrival.
【Analysis】 $10+(8-3) \times 2+(20-8) \times 2.4=48.8$ yuan.