P C, a closet has 5 pair of shoes the no. of ways in which 4 shoes can be drawn from it such that there w

Forum >> IIT JEE Entrance Exam >> P C

IIT JEE 2012 Solutions

IIT JEE 2012 Cut offs IIT JEE 2012 Paper Analysis IIT JEE 2012 Counseling

Post Your Reply

Total replies to this question: 2

Title: P C

Question Details:

Posted On: Sep 23, 2010 11:27 PM

a closet has 5 pair of shoes the no. of ways in which 4 shoes can be drawn from it such that there will be no complete pair Show Them

Share

Email |

Facebook |

Twitter | Other

shivom gupta
Total Posted Questions : 1

Chetan Mandayam Nayakar

[Expert League Askiitian]

My Points: 1613
Total Posts Answered:1750

Has won

To win

Answer Details:

Sep 24, 2010 01:47 AM

Dear Shivom,

The first shoe can be drawn in 10 ways, 2nd in 8,3rd in 6 and 4th in 4 ways. therefore answer=1920 ways

Please feel free to ask your queries here. We are all IITians and here to help you in your IIT JEE preparation.

All the best.

Win exciting gifts 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 respectively : Click here to download the toolbar..

Askiitians Expert

Chetan Mandayam Nayakar – IIT Madras

Do you like the answer? Yes | No

Approved / Disapproved policy, check and win exciting gifts

Sukhendra Reddy B.Tech Mining Machinery Engg, ISM Dhanbad

[Amateur Askiitian]

My Points: 244
Total Posts Answered:220

Has won

To win

Answer Details:

Sep 24, 2010 01:54 AM

Dear student, the answer is 5C1=5.it is very simple.u have to choose any 4 out of the 5 shoes(that is,only 1 shoe from each pair).hope u have understood the solution.if not,call me on 07209736303.plz approve my answer if u like it
Do you like the answer? Yes | No

Approved / Disapproved policy, check and win exciting gifts

mole concept	pls explain
books	chemistry
minimum percentage marks in qe	complex numbers
tym management	how to crack iit with 90+ in cbse
study schedule	books