Yen bought 2 kg of kiwis at $
n per kg and 3 kg of apples at $2
n per kg.
- Find the amount that she paid for the fruits in terms of n.
- If n = 5, how much change did Mrs Yen receive if she paid the fruit seller with a $50 note?
(a)
Amount paid for the kiwis
= 2 x
n = $2
n Amount paid for the apples
= 3 x 2
n = $6
n Total amount paid for the fruits
= 2
n + 6
n = $8
n (b)
Amount that Mrs Yen paid for the fruits
= 8
n = 8 x 5
= $40
Amount of change that Mrs Yen received
= 50 - 40
= $10
Answer(s): (a) $8
n ; (b) $10