Question
Fiona places 4 packets an equal distance from one another. The distance between the first packet and the fourth packet is 120 cm. If Fiona adds another 12 packets that are equal distance apart,
  1. How many gaps will there be between the twelfth packet and the sixteenth packet?
  2. What is the distance between the 12th packet and the 16th packet?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Fiona places 4 packets an equal distance from one another. The distance between the first packet and the fourth packet is 120 cm. If Fiona adds another 12 packets that are equal distance apart,
  1. How many gaps will there be between the twelfth packet and the sixteenth packet?
  2. What is the distance between the 12th packet and the 16th packet?