Question

The number of three digit numbers of the form xyz where x > y > z is
(A) 120 (B) 720 (C) 600 (D) 100

Answer 1

see the picture you will get your answer
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Answer 2

Answer:

Any selection of three digits from the ten digits 0, 1, 2, 3, … 9 gives one number. It is of 10C3 ways.

hence ans is 120