Write all 4-digit numbers that can be formed with the digits2 and 5, using both digits equal number of time and find their sum. (a) 23331 (b) 32451 (c) 56432 (d) 11452 About the author Eloise
Answer:
2255, 2525, 2552, 5522, 5252, 5225 Sum = 23,331
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