Question
Irene bought 3 kg of pomegranates at $x per kg and 2 kg of durians at $3x per kg.
  1. Find the amount that she paid for the fruits in terms of x.
  2. If x = 5, how much change did Mrs Irene 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

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