SOLUTION: How many two digit numbers can be formed from integers 5,6,7,8, and 9 without any digit repeated if they are less than 70?

Question 924868: How many two digit numbers can be formed from integers 5,6,7,8, and 9 without any digit repeated if they are less than 70?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
2*4 = 8
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