[填空题]
Landmarks are placed along the road fr- pe 6kfll(dt;om London to Edin0n x4a,(kyvxsa5tu3e burgh and the distance betwe0k s,xxav3 4n5ty eu(aen each landmark is 16.1 $\mathrm{~km}$ . The first landmark placed on the road is 124.7 $\mathrm{~km}$ from London, and the last landmark is near Edinburgh. The length of the road from London to Edinburgh is 667.1 $\mathrm{~km} $.
1. Find the distance between the fifth landmark and London.
2. Determine how many landmarks there are along the road.
