Yen bought 3 kg of pomegranates at $
q per kg and 5 kg of honeydews at $2
q per kg.
- Find the amount that she paid for the fruits in terms of q.
- If q = 7, how much change did Mrs Yen receive if she paid the fruit seller with a $100 note?
(a)
Amount paid for the pomegranates
= 3 x
q = $3
q Amount paid for the honeydews
= 5 x 2
q = $10
q Total amount paid for the fruits
= 3
q + 10
q = $13
q (b)
Amount that Mrs Yen paid for the fruits
= 13
q = 13 x 7
= $91
Amount of change that Mrs Yen received
= 100 - 91
= $9
Answer(s): (a) $13
q ; (b) $9