Question
Gem places 4 packets an equal distance from one another. The distance between the first packet and the fourth packet is 150 cm. If Gem adds another 13 packets that are equal distance apart,
  1. How many gaps will there be between the thirteenth packet and the seventeenth packet?
  2. What is the distance between the 13th packet and the 17th packet?
4 m
(a)

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(b)

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Gem places 4 packets an equal distance from one another. The distance between the first packet and the fourth packet is 150 cm. If Gem adds another 13 packets that are equal distance apart,
  1. How many gaps will there be between the thirteenth packet and the seventeenth packet?
  2. What is the distance between the 13th packet and the 17th packet?