Question
Gabby bought 4 kg of papayas at $z per kg and 2 kg of lemons at $4z 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 Gabby receive if she paid the fruit seller with a $100 note?
3 m
(a)

Click button first when a symbol is required. X

(b)

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Gabby bought 4 kg of papayas at $z per kg and 2 kg of lemons at $4z 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 Gabby receive if she paid the fruit seller with a $100 note?