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Cost Graphs – Worksheet A
The worksheet is provided in 2 sizes.
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Printing To print handouts from slides -
Select the slide from the left. Then click: File > Print > ‘Print Current Slide’ To print multiple slides - Click on a section title to highlight all those slides, or press ‘Ctrl’ at the same time as selecting slides to highlight more than one. Then click: File > Print > ‘Print Selection’ To print double-sided handouts - Highlight both slides before using ‘Print Selection’. Choose ‘Print on Both Sides’ and ‘Flip on Short Edge’.
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Budget Breaks! Economy Excursions! Low-Cost Leisure! £30 off the
normal price. 20% off when spending over £200. £50 off when spending over £150. I want to go to Cornwall and the normal price is £180. Which company has the best deal? What if I was going to spend… £200? £300? £500?
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Percentage Investigation
Jane wants to go on holiday and can choose between three companies with different offers. Which company is the cheapest if the normal price was £200? … What about £300? 1) Complete the table below. 2) Plot the price points for each company. When are Budget Breaks the cheapest? When are Low-Cost Leisure the cheapest? Budget Breaks! Economy Excursions! Low-Cost Leisure! £30 off the normal price! 20% off when spending over £200! £50 off when spending over £150! 400 350 300 Normal Price (£) Budget Breaks Economy Excursions Low-Cost Leisure 50 100 150 200 250 300 350 400 250 Discount Price (£) 200 150 100 50 50 100 150 200 250 300 350 400 Normal Price (£)
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Budget Breaks! Economy Excursions! Low-Cost Leisure! £30 off the
normal price. 20% off when spending over £200. £50 off when spending over £150. EXTENSION QUESTIONS Use your graph to estimate how much each company would cost if I wanted to spend £320. Accurately calculate the actual cost.
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Percentage Investigation
Jane wants to go on holiday and can choose between three companies with different offers. Which company is the cheapest if the normal price was £200? … What about £300? 1) Complete the table below. 2) Plot the price points for each company. When are Budget Breaks the cheapest? When are Low-Cost Leisure the cheapest? Budget Breaks! Economy Excursions! Low-Cost Leisure! £30 off the normal price! 20% off when spending over £200! £50 off when spending over £150! Table Answers 400 350 300 Normal Price (£) Budget Breaks Economy Excursions Low-Cost Leisure 50 20 100 70 150 120 200 170 250 220 300 270 240 350 320 280 400 370 250 Discount Price (£) 200 150 100 50 50 100 150 200 250 300 350 400 Normal Price (£)
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Percentage Investigation
Jane wants to go on holiday and can choose between three companies with different offers. Which company is the cheapest if the normal price was £200? … What about £300? 1) Complete the table below. 2) Plot the price points for each company. When are Budget Breaks the cheapest? When are Low-Cost Leisure the cheapest? Budget Breaks! Economy Excursions! Low-Cost Leisure! £30 off the normal price! 20% off when spending over £200! £50 off when spending over £150! Full Answers 400 350 300 Normal Price (£) Budget Breaks Economy Excursions Low-Cost Leisure 50 20 100 70 150 120 200 170 250 220 300 270 240 350 320 280 400 370 250 Discount Price (£) 200 150 100 50 50 100 150 200 250 300 350 400 Normal Price (£)
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Percentage Investigation
Jane wants to go on holiday and can choose between three companies with different offers. Which company is the cheapest if the normal price was £200? … What about £300? 1) Complete the table below. 2) Plot the price points for each company. When are Budget Breaks the cheapest? When are Low-Cost Leisure the cheapest? Budget Breaks! Economy Excursions! Low-Cost Leisure! £30 off the normal price! 20% off when spending over £200! £50 off when spending over £150! 400 350 300 Normal Price (£) Budget Breaks Economy Excursions Low-Cost Leisure 50 100 150 200 250 300 350 400 250 Discount Price (£) 200 150 100 50 50 100 150 200 250 300 350 400 Normal Price (£)
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tom@goteachmaths.co.uk Questions? Comments? Suggestions?
…or have you found a mistake!? Any feedback would be appreciated . Please feel free to
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