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Find the number of positive integers that satisfy both the following conditions: Each digit is a 1 or a 2 The sum of the digits is 3

Find the number of positive integers that satisfy both the following conditions: Each digit is a 1 or a 2 The sum of the digits is 3
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3 votes
Find the number of positive integers that satisfy both the following conditions:

Each digit is a 1 or a 2

The sum of the digits is 3

User Varunsrin
by
8.1k points

1 Answer

6 votes

Answer:

12

Explanation:

1+2=3 and 12 satisfied all the conditions

User Killerbeans
by
8.7k points
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