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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