pritammaha pritammaha

12-12-2022
Mathematics

Answered

The digits a,b,c, and d are used to form the 4-digit number abcd. how many 4-digit numbers have the following three properties? (1). The digits a and d are the same. (2). The digit b is less than any of the other digits (3). The digit c has a value that is halfway between the digits b and d. For example: 7357 is such a number

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