Level 2
Some plants are placed along a street at equal distances from one another.
The distance between the 2nd and the 5th plant is 1.05 m.
What is the distance between the 1st and the 8th plant?
Level 2
9 lamp posts are planted along a road at equal distances.
The distance between the 2nd and the 4th lamp post is 17.9 m.
What is the distance between the 1st and the last lamp post?
