20762_Problem_solving_Year_5_Number_and_place_value_2
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AT THE SHOPS<br />
Sasa<br />
Sasa<br />
Strawberry<br />
PRO<br />
COMPUTERS<br />
S P I R I I T E D<br />
WAVE<br />
1. (a) The computer store has a sale of 25% off the marked price of all desktop <strong>and</strong><br />
laptop computers. I bought a scanner with a marked price of $149, <strong>and</strong> a desktop<br />
computer with a marked price of $1299. How much did I pay after the sale price had<br />
been taken into account?<br />
(b) Later that day, one of my friends bought a new laptop computer <strong>and</strong> a laser printer<br />
for $1871.25. If the marked price of the printer was $375, what was the marked<br />
price of the laptop?<br />
2. (a) The music shop has 10% off the marked price of all DVDs <strong>and</strong> 15% off the marked<br />
price of all CDs. I bought 2 DVDs, which have a marked price of $15 each, <strong>and</strong> 4<br />
CDs, which have marked price of $25 each. How much did I pay?<br />
(b) My friend also bought some DVDs <strong>and</strong> CDs. At the check out he paid $83. What<br />
could he have bought?<br />
3. (a) The department store is selling T-shirts at $19.99 each or 3 for $50. It is also selling<br />
board shorts at 10% off the marked price of $25. If I spent $145, what could I have<br />
bought?<br />
(b) As I had spent over $100, I was eligible for a store discount card which would give<br />
me 5% off all future purchases. How much would I have spent if I could have used<br />
the card on my previous purchases?<br />
(c) My friend also bought 3 T-shirts <strong>and</strong> 4 board shorts. How much did he spend?<br />
R.I.C. Publications ® www.ricpublications.com.au <strong>Problem</strong>-<strong>solving</strong> in mathematics<br />
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