Ratio and proportion
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problemZin Obelisk
In the ancient city of Atlantis a solid rectangular object called a Zin was built in honour of the goddess Tina. Your task is to determine on which day of the week the obelisk was completed.
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problemFavouriteTemperature
Is there a temperature at which Celsius and Fahrenheit readings are the same?
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problemFavouriteTriathlon and Fitness
The triathlon is a physically gruelling challenge. Can you work out which athlete burnt the most calories?
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problemWashing Elephants
How long will it take Mary and Nigel to wash an elephant if they work together?
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problemDo Unto Caesar
At the beginning of the night three poker players; Alan, Bernie and Craig had money in the ratios 7 : 6 : 5. At the end of the night the ratio was 6 : 5 : 4. One of them won $1 200. What were the assets of the players at the beginning of the evening?
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problemFavouriteOh for the Mathematics of Yesteryear
A garrison of 600 men has just enough bread ... but, with the news that the enemy was planning an attack... How many ounces of bread a day must each man in the garrison be allowed, to hold out 45 days against the siege of the enemy?
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problemFavouriteA Chance to Win?
Imagine you were given the chance to win some money... and imagine you had nothing to lose...
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