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Jee Main 2025 — Medium JEE math MCQ

Let \( P \) be the set of seven digit numbers with sum of their digits equal to 11. If the numbers in \( P \) are formed by using the digits 1, 2 and 3 only, then the number of elements in the set \( P \) is
  1. A. 173
  2. B. 164
  3. C. 158
  4. D. 161

Solution

The correct option is **D**. (D. 161)

MATH

medium • PYQ Reworded
Question
Read carefully, then pick the best option.
Let P P be the set of seven digit numbers with sum of their digits equal to 11. If the numbers in P P are formed by using the digits 1, 2 and 3 only, then the number of elements in the set P P is
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Jee Main 2025 — Medium JEE Mathematics MCQ | MyGoalPrep