Gillian bought 2 kg of tomatoes at $
z per kg and 3 kg of pomegranates at $4
z per kg.
- Find the amount that she paid for the fruits in terms of z.
- If z = 5, how much change did Mrs Gillian receive if she paid the fruit seller with a $100 note?
(a)
Amount paid for the tomatoes
= 2 x
z = $2
z Amount paid for the pomegranates
= 3 x 4
z = $12
z Total amount paid for the fruits
= 2
z + 12
z = $14
z (b)
Amount that Mrs Gillian paid for the fruits
= 14
z = 14 x 5
= $70
Amount of change that Mrs Gillian received
= 100 - 70
= $30
Answer(s): (a) $14
z ; (b) $30