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Using all the digits 2, 3, 0, 3, 4, 2, 3, how many numbers greater than one million can be formed?

Competition practicePermutations & Combinations
  • A420
  • B60
  • C480
  • D360

Step-by-Step Solution

Any 7-digit number exceeds a million, so 0 must not lead. All arrangements: (2 twice, 3 three times). Starting with 0: . Valid: .
Answer: D) 360

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