The fare problem of taking Beijing bus

The unified fare for buses below 600 (beginning with 1, 2, 3, 4 and 5) is 1 yuan;

Buses with more than 600 routes (buses prefixed with 6, 7, 8, 9 and express trains) shall be priced by sections. The fare within 12km is 1 yuan, and the 0.5 yuan will be increased for every 5km increase.

Now you can get a 60% discount on bus cards and a 20% discount on student bus cards.

In addition, cars priced in sections must be swiped when getting on and off, otherwise they will be deducted according to the whole fare.

American Express 106 is a car priced by sections. The fare within 12km is 1 yuan, and the 0.5 yuan will be increased for every 5km increase.

In addition, within 10 km, 1 yuan is an old almanac, and now it is 12 km.