SOLUTION: how many even four digit number can you form from the digits 1,2,3,5 where no digit is used twice
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Question 435059
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how many even four digit number can you form from the digits 1,2,3,5 where no digit is used twice
Answer by
Alan3354(69443)
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The 2 has to be the units digit.
The others are 1 or 3, then 1 of 2, then 1 of 1
= 3*2*1 = 6