Question
Jane bought 4 kg of apples at $y per kg and 3 kg of pineapples at $3y per kg.
  1. Find the amount that she paid for the fruits in terms of y.
  2. If y = 7, how much change did Mrs Jane 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

Jane bought 4 kg of apples at $y per kg and 3 kg of pineapples at $3y per kg.
  1. Find the amount that she paid for the fruits in terms of y.
  2. If y = 7, how much change did Mrs Jane receive if she paid the fruit seller with a $100 note?