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15-07-2014
Mathematics

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If 3 cats catch 3 rats in 3 minutes, how many cats will catch 100 rats in 100 minutes?

Respuesta :

15-07-2014

3 cats can catch 3 rats in 3 minutes ==> 1 rat per minute.

It takes 3 cats to catch 1 rat per minute.

100 rats in 100 minutes ==> 1 rat per minute

The same 3 cats can do it, if they don't wear out and take naps.

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