Mathematically speaking,
Let the disinfectant X water be 5111-x
1/511=x/5111-x
and get 511x=5111 x=11.19g
, that is, just add 11.19g of the original agent and 51998g of water
As can be seen from the above.
Bus route: 109, the whole journey is about17.0km.
1. Walk about 230 meters from Weiting Town and arrive at No.2 Zhongdong Stati