$\begin{array}{1 1}(A)\;350\\(B)\;360\\(C)\;370\\(D)\;380\end{array} $

Want to ask us a question? Click here

Browse Questions

Ad |

0 votes

0 votes

- $nP_r=\large\frac{n!}{(n-r)!}$

MONDAY has 6 letters

4 letters are taken at a time

Number of words =$6P_4$

$\Rightarrow \large\frac{6!}{(6-4)!}$

$\Rightarrow \large\frac{6!}{2!}$

$\Rightarrow \large\frac{6\times 5\times 4\times 3\times 2\times 1}{2\times 1}$

$\Rightarrow 360$

Hence (B) is the correct answer.

Ask Question

Take Test

x

JEE MAIN, CBSE, NEET Mobile and Tablet App

The ultimate mobile app to help you crack your examinations

...