✅ Option c — 80
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 SyllabusExam 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.
A polygon has 14 diagonals then the number of sides are
The number of four-letter words can be formed using the letters of the word DICTIONARY is
The number of words that can be formed using the letters of the "PETROL" such that the words do not have "P" in the first position, is
The no. of different ways the letters of the word "DETAIL" can be arranged in such a way that the vowels can occupy only the odd position is
The value of $N$ in $N! + \frac{1}{7!} = \frac{1}{8!}$ is
$^nP_3 = 2 \cdot ^nP_2$. Find $n$.
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