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Grade: 11
        The number of group made from 5 different green ball, 4 different blue ball and 3 different red ball in which at least 1 green and 1 blue ball must be included is?
2 years ago

Answers : (1)

Manjunathan
28 Points
							
Permutations and combinations must be used to solve this
We must take all possible combinations in which the three balls can be selected
Then calculate the ways in which the permutations are used then add them all
 
2 years ago
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