Tiffany bought 5 kg of pineapples at $
s per kg and 2 kg of avocados at $2
s per kg.
- Find the amount that she paid for the fruits in terms of s.
- If s = 5, how much change did Mrs Tiffany receive if she paid the fruit seller with a $100 note?
(a)
Amount paid for the pineapples
= 5 x
s = $5
s Amount paid for the avocados
= 2 x 2
s = $4
s Total amount paid for the fruits
= 5
s + 4
s = $9
s (b)
Amount that Mrs Tiffany paid for the fruits
= 9
s = 9 x 5
= $45
Amount of change that Mrs Tiffany received
= 100 - 45
= $55
Answer(s): (a) $9
s ; (b) $55