Here are some revision questions with video solutions. When you have solved the problem, watch the video to check that you got it right!!
Question 1
a. A tablet computer usually sells for $600. If it is on sale for 15% off, calculate the sale price of the tablet. b. If a sales tax of 8% must then be added to the discounted price, calculate the final total cost of the tablet. |
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Question 2
You are on holiday in Florida, USA. In Florida, the sales tax rate is 6%. If an item costs $15 before sales tax is added, calculate how much you would pay for that item once the tax is added on. |
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Question 3
Before Christmas, my weight was 70 kg. After Christmas, my weight was 75 kg. What was the percentage increase in my weight? |
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Question 4
What is 40% of 320 ? Do this WITHOUT a calculator!! |
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Question 5
While on holiday in England, I bought a painting for 200 pounds. One year later, the value of the painting increased to 250 pounds. What is the percentage increase in the value of my painting? |
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Question 6
What percentage of 45 is 36? Do this WITHOUT a calculator! |
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