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Cola Can
Age 11 to 14
Challenge Level 
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An cylindrical aluminium can contains
330 ml of cola.
If the can's diameter is 6 cm what is the can's height? If the can's height was 10 cm what would the can's diameter have to be? |
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Which of these two cans uses the least aluminium? If you could choose any diameter, which dimensions for a 330ml can would use the least amount of aluminium? |
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