How long will it take 100 cats to kill 100 rats

If 3 cats can kill 3 rats in 3 minutes, how long will it take 100 cats to kill 100 rats?

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There is a three digit number

There is a three digit number. The second digit is four times as big as the third digit, while the first digit is three less than the second digit. What is the number?

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How many fingers are there on 10 hands?

Take a good look at your hands. You have 10 fingers on your hands. How many fingers are there on 10 hands?

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What number do you get

What number do you get when you multiply all of the numbers on a telephone’s number pad?

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