Victoria bought 3 kg of durians at $
t per kg and 5 kg of tomatoes at $3
t per kg.
- Find the amount that she paid for the fruits in terms of t.
- If t = 5, how much change did Mrs Victoria receive if she paid the fruit seller with a $100 note?
(a)
Amount paid for the durians
= 3 x
t = $3
t Amount paid for the tomatoes
= 5 x 3
t = $15
t Total amount paid for the fruits
= 3
t + 15
t = $18
t (b)
Amount that Mrs Victoria paid for the fruits
= 18
t = 18 x 5
= $90
Amount of change that Mrs Victoria received
= 100 - 90
= $10
Answer(s): (a) $18
t ; (b) $10