Kimberly bought 3 kg of papayas at $
j per kg and 5 kg of pineapples at $2
j per kg.
- Find the amount that she paid for the fruits in terms of j.
- If j = 5, how much change did Mrs Kimberly receive if she paid the fruit seller with a $100 note?
(a)
Amount paid for the papayas
= 3 x
j = $3
j Amount paid for the pineapples
= 5 x 2
j = $10
j Total amount paid for the fruits
= 3
j + 10
j = $13
j (b)
Amount that Mrs Kimberly paid for the fruits
= 13
j = 13 x 5
= $65
Amount of change that Mrs Kimberly received
= 100 - 65
= $35
Answer(s): (a) $13
j ; (b) $35