JEE Main 2016 (Online) 9th April Morning Slot | Permutations and Combinations Question 197 | Mathematics

If the four letter words (need not be meaningful ) are to be formed using the letters from the word “MEDITERRANEAN” such that the first letter is R and the fourth letter is E, then the total number of all such words is :

$${{11!} \over {{{\left( {2!} \right)}^3}}}$$

110

JEE Main 2016 (Offline)

MCQ (Single Correct Answer)

-1

If all the words (with or without meaning) having five letters,formed using the letters of the word SMALL and arranged as in a dictionary, then the position of the word SMALL is :

$${46^{th}}$$

$${59^{th}}$$

$${52^{nd}}$$

$${58^{th}}$$

JEE Main 2015 (Offline)

MCQ (Single Correct Answer)

-1

The number of integers greater than 6,000 that can be formed, using the digits 3, 5, 6, 7 and 8, without repetition, is:

120

216

192

JEE Main 2013 (Offline)

MCQ (Single Correct Answer)

-1

Let $${T_n}$$ be the number of all possible triangles formed by joining vertices of an n-sided regular polygon. If $${T_{n + 1}} - {T_n}$$ = 10, then the value of n is :