1.

(Note, the number cannot begin with the digit 0. Why?)(b) Digit 4 is alwaysGreatestat tens placeSmallest44GreatestDigit 9 is always athundreds placeSmallest(d)GreatestDigit 1 is always atthousands placeSmallest1.

Answer»

b)greatest-9949 smallest- 1040c) greatest- 9999 smallest- 1900d) greatest- 1999 smallest-1000



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