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Which of the following numbers will completely divide (461 + 462 + 463 + 464)?

Correct Answer: 10

Explanation:

(4 61 + 4 62 + 4 63 + 4 64 ) = 4 61 x (1 + 4 + 4 2 + 4 3 ) = 4 61 x 85

     = 460 x (4 x 85)


     = (460 x 340), which is divisible by 10.


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