Question
Xylia bought 5 kg of durians at $z per kg and 3 kg of pomegranates at $2z per kg.
  1. Find the amount that she paid for the fruits in terms of z.
  2. If z = 7, how much change did Mrs Xylia receive if she paid the fruit seller with a $100 note?
3 m
(a)

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(b)

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Xylia bought 5 kg of durians at $z per kg and 3 kg of pomegranates at $2z per kg.
  1. Find the amount that she paid for the fruits in terms of z.
  2. If z = 7, how much change did Mrs Xylia receive if she paid the fruit seller with a $100 note?