Level 3
14 lamp posts are placed along a road at equal distances. The distance between the 5th and the 9th lamp post is 16 m.

1. What is the distance between 2 lamp posts?
2. What is the distance between the 1st and the last lamp post?

Level 3
The distance between the 1st bus stop and the 6th bus stop is 2100 m. Given that the distance between any 2 bus stops is the same, find the distance between the 2nd and the 4th bus stop.

Level 3
During a school anniversary celebration, pupils were required to line along one side of the corridor to welcome the Guest-Of-Honor from the foyer to the hall. They would stand at an equal distance apart. A pupil would stand at the beginning of the corridor and another pupil would stand at the end. The corridor was 50 m long. During the rehearsal, 26 pupils were asked to line one side of corridor, from the beginning to the end. On the actual day, 3 pupils were absent and 2 pupils were asked to serve drinks In the canteen instead. Those pupils who remained would have to spread themselves out to line the entire corridor, from the beginning to the end. Find the new distance between every 2 pupils.

Level 3
Lampposts were located at an equal distance of 6 m apart from one another, starting from the beginning of the road. Between every 2 lampposts, there were 2 shrubs, planted 2 m apart.

1. What was the distance between the 1st shrub and the 4th shrub?
2. What was the distance between the 4th shrub and the 10th shrub?
3. Given that the stretch of road was 80 m, how many shrubs were there?

Level 3
During a school anniversary celebration, pupils were required to line along both sides of the corridor to welcome the Guest-Of-Honor from the foyer to the hall. On the left row, the girls would stand at an equal distance apart. On the right row, the boys would stand 2 m apart from each other. Both rows would have a girl and a boy standing at the beginning and at the end of the corridor. The corridor was 50 m long. If there were a total of 104 pupils, how many girls were there?

Level 2
During a school anniversary celebration, pupils were required to line along both sides of the corridor to welcome the Guest-Of-Honor from the foyer to the hall. On the left row, the girls would stand 1 m apart from each other at an equal distance apart. On the right row, the boys would stand 2 m apart from each other. Both rows would have a girl and a boy standing at the beginning and at the end of the corridor. The corridor was 50 m long. How many pupils were required to line both sides of the corridor?