Question
Gillian places 3 packets an equal distance from one another. The distance between the first packet and the third packet is 150 cm. If Gillian adds another 11 packets that are equal distance apart,
  1. How many gaps will there be between the eleventh packet and the fourteenth packet?
  2. What is the distance between the 11th packet and the 14th packet?
4 m
(a)

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(b)

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Gillian places 3 packets an equal distance from one another. The distance between the first packet and the third packet is 150 cm. If Gillian adds another 11 packets that are equal distance apart,
  1. How many gaps will there be between the eleventh packet and the fourteenth packet?
  2. What is the distance between the 11th packet and the 14th packet?