Question
Raeann bought 4 kg of apples at $k per kg and 2 kg of lemons at $3k per kg.
  1. Find the amount that she paid for the fruits in terms of k.
  2. If k = 7, how much change did Mrs Raeann receive if she paid the fruit seller with a $100 note?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Raeann bought 4 kg of apples at $k per kg and 2 kg of lemons at $3k per kg.
  1. Find the amount that she paid for the fruits in terms of k.
  2. If k = 7, how much change did Mrs Raeann receive if she paid the fruit seller with a $100 note?