All possible numbers are formed using the digits 1, 1, 2, 2, 2, 2, 3, 4, 4 taken all at a…
Mathematics · JEE Main · NTA Exams — Permutations and Combinations
All possible numbers are formed using the digits 1, 1, 2, 2, 2, 2, 3, 4, 4 taken all at a time. The number of such number in which the odd digits occupy even place is:
- 180
- 175
- 160
- 162
Answer
(D) 162
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