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How many ways are there to choose three donuts from 4 varieties if there must be an odd number of glazed donuts? the number of glazed must be 1 or 3?

How many ways are there to choose three donuts from 4 varieties if there must be an odd number of glazed donuts? the number of glazed must be 1 or 3?
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How many ways are there to choose three donuts from 4 varieties if there must be an odd number of glazed donuts? the number of glazed must be 1 or 3?

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User Aet
by
7.7k points

1 Answer

4 votes

1 glazed and 2 others or 3 glazed and 0 others

1 x 3 x 3 + 1 x 1 x 1

9 + 1

10

Answer: 10

answered
User Srikanth Sridhar
by
8.0k points
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