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Tardigrade
Question
Mathematics
How many five digit numbers can be formed out of four 1’s; three 2’s; two 3’s, 4, 5, and 6 if each number has at least three different digits
Q. How many five digit numbers can be formed out of four 1’s; three 2’s; two 3’s, 4, 5, and 6 if each number has at least three different digits
439
151
Permutations and Combinations
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Answer:
3280
Solution:
1111
;
222
;
33
;
4
;
5
;
6