Fiona bought 4 kg of avocados at $
n per kg and 3 kg of pomegranates at $4
n per kg.
- Find the amount that she paid for the fruits in terms of n.
- If n = 6, how much change did Mrs Fiona receive if she paid the fruit seller with a $100 note?
(a)
Amount paid for the avocados
= 4 x
n = $4
n Amount paid for the pomegranates
= 3 x 4
n = $12
n Total amount paid for the fruits
= 4
n + 12
n = $16
n (b)
Amount that Mrs Fiona paid for the fruits
= 16
n = 16 x 6
= $96
Amount of change that Mrs Fiona received
= 100 - 96
= $4
Answer(s): (a) $16
n ; (b) $4