Permutations and CombinationsPYQ Sept 25Question 4267 of 176
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Different words are made with rearrangement of letters of the word TROPICAL in a way that the vowels occupy odd places when counted from left. How many such words are there?

Options

A720
B1440
C2880
D2160
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Correct Answer

Option c2880

All Options:

  • A720
  • B1440
  • C2880
  • D2160

About This Chapter: Permutations and Combinations

Paper

Paper 3: Quantitative Aptitude

Weightage

4-6 Marks

Key Topics

Factorials, Permutations, Combinations

This chapter deals with the fundamental principles of counting. It covers factorials, circular permutations, restricted permutations, combinations, and the differences between selecting items versus arranging them.

View Official ICAI Syllabus

Exam Strategy Tip

The most common mistake is confusing 'P' (Arrangement) with 'C' (Selection). If order matters (like opening a lock), use P. If order doesn't matter (like choosing a team), use C.

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