JEE Advanced Mathematics question

MathematicsPermutations and CombinationsJEE Advanced

The number of numbers divisible by 3 that can be formed by four different even digits is

Answer: (B)

Solution

The even digits are 0, 2, 4, 6, 8 (sum 20). Leaving out one digit , we need , i.e. , so or :

- (sum 18):

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Question ID VK-108161