The total number of six digit numbers x 1 x 2 x 3 x 4 x 5 x 6 having the property x 1 2 ≤…
Mathematics · JEE Advanced · NTA Exams — Permutations and Combinations
The total number of six digit numbers x1 x2 x3 x4 x5 x6 having the property x1 < x2 ≤ x3 < x4 < x5 ≤ x6, is equal to:
- 11C6
- 16C2
- 17C2
- 18C2
Answer
(A) 11 C 6
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