Question
Hilda bought 5 kg of apples at $f per kg and 2 kg of durians at $4f per kg.
  1. Find the amount that she paid for the fruits in terms of f.
  2. If f = 5, how much change did Mrs Hilda 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

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