SOLUTION: How many two-digit numbers can be formed from the integers 5, 6, 7, 8 and 9 without any digit repeated if they are all even?
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Question 924843: How many two-digit numbers can be formed from the integers 5, 6, 7, 8 and 9 without any digit repeated if they are all even?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
5, 6, 7, 8 and 9
How many two-digit even numberscan be formed without any digit repeated
...
4 choices for the first Number AND then 2(6 0r 8) choices for the second Number
= 8 two-digit even numbers can be formed.
56,76,86,96
58,68,78,98
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