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The length of a rectangle is 6 cm and its width is 5 cm, both correct to the nearest centimetre.
What is the smallest possible area the rectangle could have?
This problem is taken from the World Mathematics Championships
Rough Rectangle
Age 11 to 14
ShortChallenge Level 
The length of a rectangle is 6 cm and its width is 5 cm, both correct to the nearest centimetre.
What is the smallest possible area the rectangle could have?
This problem is taken from the World Mathematics Championships
You can find more short problems, arranged by curriculum topic, in our short problems collection.
