Question
Rachel bought 4 kg of mangosteens at $j per kg and 2 kg of honeydews at $2j per kg.
  1. Find the amount that she paid for the fruits in terms of j.
  2. If j = 7, how much change did Mrs Rachel receive if she paid the fruit seller with a $100 note?
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Rachel bought 4 kg of mangosteens at $j per kg and 2 kg of honeydews at $2j per kg.
  1. Find the amount that she paid for the fruits in terms of j.
  2. If j = 7, how much change did Mrs Rachel receive if she paid the fruit seller with a $100 note?