Question
Gabby places 5 packets an equal distance from one another. The distance between the first packet and the fifth packet is 140 cm. If Gabby adds another 12 packets that are equal distance apart,
  1. How many gaps will there be between the twelfth packet and the seventeenth packet?
  2. What is the distance between the 12th packet and the 17th packet?
4 m
(a)

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(b)

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Gabby places 5 packets an equal distance from one another. The distance between the first packet and the fifth packet is 140 cm. If Gabby adds another 12 packets that are equal distance apart,
  1. How many gaps will there be between the twelfth packet and the seventeenth packet?
  2. What is the distance between the 12th packet and the 17th packet?