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color combinations

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2 items are filed under this topic.
2-color combinations 2018-01-05
From Sabrina:
How many 2-color (pair) combinations can be made from 12 individual colors... is it (11x12) or (optional): (11x12)x2?
Answered by Penny Nom.
How many color combinations are possible for the four rooms. 2009-01-26
From Irfan:
John wants to paint 4 rooms in his house, each a different color and he may choose from 7 different colors of paint. How many color combination are possible for the four rooms.
Answered by Robert Dawson.



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