Riddle #494

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logicmathshort

Maths logical problem

The digits 0-9(0,1,2,3,4,5,6,7,8,9) can be rearranged into 3628800 distinct 10 digits numbers. How many of these numbers are prime?
None. The sum of numbers from 0-9(0,1,2,3,4,5,6,7,8,9) is 45 and therefore can be divisible by 3 and 9.
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Three sons

David's father has three sons : Snap, Crackle and _____ ?
David.
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British Potato

When does an British Potato changes its nationality?
When it become french fires.
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The mother's name

A cat had three kittens: January, March and May. What was the mother's name?
What. It is stated 'WHAT' was the mother's name.
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