Question
Diana bought 5 kg of mangosteens at $i per kg and 4 kg of durians at $2i per kg.
  1. Find the amount that she paid for the fruits in terms of i.
  2. If i = 5, how much change did Mrs Diana receive if she paid the fruit seller with a $100 note?
3 m
(a)

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(b)

Click button first when a symbol is required. X

Diana bought 5 kg of mangosteens at $i per kg and 4 kg of durians at $2i per kg.
  1. Find the amount that she paid for the fruits in terms of i.
  2. If i = 5, how much change did Mrs Diana receive if she paid the fruit seller with a $100 note?