Question
Which of the following numbers is divisible by
11?Solution
5283714: Difference = (5 + 8 + 7 + 1) – (2 + 3 + 4) = 21 – 9 = 12
4629537: Difference = (4 + 2 + 5 + 7) – (6 + 9 + 3) = 18 – 18 = 0
7316845: Difference = (7 + 1 + 8 + 5) – (3 + 6 + 4) = 21 – 13 = 8
3847265: Difference = (3 + 4 + 2 + 5) – (8 + 7 + 6) = 14 – 21 = 7
4629537 is divisible by 11.
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