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5 votes
How many 6-digit numbers can be formed such that the sum of all the digits is equal to 2?

User Alangab
by
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1 Answer

3 votes

Such a number must consist of four 0s and two 1s, with 1 as the leading digit. There 5 choices of places for the remaining 1, so there are only 5 such numbers.

110 000

101 000

100 100

100 010

100 001

User Madelin
by
9.0k points

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