Mary bought 5 kg of pomegranates at $
s per kg and 3 kg of avocados at $2
s per kg.
- Find the amount that she paid for the fruits in terms of s.
- If s = 6, how much change did Mrs Mary receive if she paid the fruit seller with a $100 note?
(a)
Amount paid for the pomegranates
= 5 x
s = $5
s Amount paid for the avocados
= 3 x 2
s = $6
s Total amount paid for the fruits
= 5
s + 6
s = $11
s (b)
Amount that Mrs Mary paid for the fruits
= 11
s = 11 x 6
= $66
Amount of change that Mrs Mary received
= 100 - 66
= $34
Answer(s): (a) $11
s ; (b) $34