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Imagine different shaped vessels being filled. Can you work out what the graphs of the water level should look like?
Is there a temperature at which Celsius and Fahrenheit readings are the same?
A monkey with peaches, keeps a fraction of them each day, gives the rest away, and then eats one. How long can his peaches last?
If I don't have the size of cake tin specified in my recipe, will the size I do have be OK?