Question
Natalie bought 3 kg of lemons at $a per kg and 4 kg of mangosteens at $2a per kg.
  1. Find the amount that she paid for the fruits in terms of a.
  2. If a = 5, how much change did Mrs Natalie 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

Natalie bought 3 kg of lemons at $a per kg and 4 kg of mangosteens at $2a per kg.
  1. Find the amount that she paid for the fruits in terms of a.
  2. If a = 5, how much change did Mrs Natalie receive if she paid the fruit seller with a $100 note?