The number of ways in which one can select three distinct integers between 1 and 30, both inclusive, whose sum is even, is

JEE Main Mathematics question

The number of ways in which one can select three distinct integers between and , both inclusive, whose sum is even, is

Answer: (D)

Among to there are even and odd numbers; the sum of three numbers is even if all are even or exactly one is

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Question ID VK-020553