CAT 2018 Question Paper | CAT Verbal Ability Slot 1
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Question :
How many numbers with two or more digits can be formed with the digits 1, 2, 3, 4, 5, 6, 7, 8, and 9 so that in every such number, each digit is used at most once and the digits appear in the ascending order?
Answer : The answer is '502'
Explanatory Answer
