What is the smallest 4-digit number using the digits 2, 0, 5, 8 (each used once)?
- A.0258
- B.2058 ✓
- C.2085
- D.2580
Explanation: The first digit can't be 0, so the smallest arrangement is 2058.
Class 6 IMO Mathematics Olympiad practice · Number Sense · Place Value & Number Patterns
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