$\begin{array}{1 1}(A)\;226\\(B)\;326\\(C)\;336\\(D)\;436\end{array} $

Want to ask us a question? Click here

Browse Questions

Ad |

0 votes

0 votes

There are 10 digits from 0 to 9

I place after 67 can be filled in 8 ways.

II place after 67 can be filled in 7 ways.

III place after 67 can be filled in 6 ways.

$\therefore$ No of telephone numbers that can be constructed.

$\Rightarrow 8\times 7\times 6$

$\Rightarrow 336$

Hence (C) 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

...