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Which of these numbers is divisible by 11? (Use the alternating-sum rule.)

Class 6Divisibility RulesPlaying with Numbers
  • A913
  • B924
  • C935
  • D946

Step-by-Step Solution

For divisibility by 11, find (sum of digits in odd places) − (sum in even places). For 913: , which is divisible by 11, so 913 is divisible by 11 .
Answer: A) 913

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