Asked by Babatunde
                How many 2-digit numbers can be formed using only the digits 2, 3, 5, and 6, if the digits are not be repeated within a number?
A.11
B.12
C.10
D.2
I just don't understand
            
        A.11
B.12
C.10
D.2
I just don't understand
Answers
                    Answered by
            Ms. Sue
            
    23, 25, 26
32, 35, 36
52, 53, 56
62, 63, 65
    
32, 35, 36
52, 53, 56
62, 63, 65
                    Answered by
            Reiny
            
    The tens place can be filled in 4 ways
for each of those, the unit place can be filled in 3 ways
number of such numbers = 4 x 3 = 12
(count the numbers that Ms Sue gave you)
    
for each of those, the unit place can be filled in 3 ways
number of such numbers = 4 x 3 = 12
(count the numbers that Ms Sue gave you)
                    Answered by
            Babatunde
            
    Thanks 
    
                    Answered by
            Ms. Sue
            
    You're welcome.
    
                    Answered by
            Swear words
            
    THANK YOU SO MUCH!!!
    
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