1.

The difference between the greatest and the smallest numbers formed by all the digits 2, 3, 5, and 7 is XYZX, where X, Y, Z are digits, then X is___.A. 5B. 8C. 9D. 10

Answer» Correct Answer - A
XYZX = 7532 - 2357 = 5175
`therefore x = 5`
Hence, the correct option is (a).


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