four dices are rolled .The number of possible outcomes in which at least one dies shows 2 is?

A)1296 B)1023 C)892 D)671

Answer = (# of total outcomes - # of outcomes in which no dice shows 2)

hi

option d

number of possible outcomes such that atleast one outcome is 2 = total number of possible outcomes - number of outcomes that has no 2 as outcome

= 6^4 - 5^4 = 671

We are all IITians and here to help you in your IIT JEE preparation.

Now you can win by answering the questions on Discussion Forum. So help discuss any query on askiitians forum and become an Elite Expert League askiitian.

Now you score 5+15 POINTS by uploading your Pic and Downloading the Askiitians Toolbar : Click here to download the toolbar.. 

Thanks and Regards

Jitender

(askIITians expert)

sir i have answer C)892 for this question.